diff --git a/src/app/commands/cmd_flip.cpp b/src/app/commands/cmd_flip.cpp
index 9024de22a..042e5c892 100644
--- a/src/app/commands/cmd_flip.cpp
+++ b/src/app/commands/cmd_flip.cpp
@@ -96,8 +96,8 @@ void FlipCommand::onExecute(Context* ctx)
       cels = get_unlocked_unique_cels(site.sprite(), range);
     }
     else if (site.cel() &&
-              site.layer() &&
-              site.layer()->isEditable()) {
+             site.layer() &&
+             site.layer()->canEditPixels()) {
       cels.push_back(site.cel());
     }
 
diff --git a/src/app/commands/cmd_rotate.cpp b/src/app/commands/cmd_rotate.cpp
index f879da4e4..1b5360a79 100644
--- a/src/app/commands/cmd_rotate.cpp
+++ b/src/app/commands/cmd_rotate.cpp
@@ -1,5 +1,5 @@
 // Aseprite
-// Copyright (C) 2019-2020  Igara Studio S.A.
+// Copyright (C) 2019-2021  Igara Studio S.A.
 // Copyright (C) 2001-2018  David Capello
 //
 // This program is distributed under the terms of
@@ -217,7 +217,7 @@ void RotateCommand::onExecute(Context* context)
         cels = get_unlocked_unique_cels(site.sprite(), range);
       else if (site.cel() &&
                site.layer() &&
-               site.layer()->isEditable()) {
+               site.layer()->canEditPixels()) {
         cels.push_back(site.cel());
       }
 
diff --git a/src/app/commands/filters/filter_manager_impl.cpp b/src/app/commands/filters/filter_manager_impl.cpp
index b9faeba8d..2ba36c495 100644
--- a/src/app/commands/filters/filter_manager_impl.cpp
+++ b/src/app/commands/filters/filter_manager_impl.cpp
@@ -1,5 +1,5 @@
 // Aseprite
-// Copyright (C) 2019-2020  Igara Studio S.A.
+// Copyright (C) 2019-2021  Igara Studio S.A.
 // Copyright (C) 2001-2018  David Capello
 //
 // This program is distributed under the terms of
@@ -281,8 +281,7 @@ void FilterManagerImpl::applyToTarget()
       }
       else if (m_site.cel() &&
                m_site.layer() &&
-               m_site.layer()->isEditable() &&
-               !m_site.layer()->isReference()) {
+               m_site.layer()->canEditPixels()) {
         cels.push_back(m_site.cel());
       }
       break;
@@ -290,8 +289,7 @@ void FilterManagerImpl::applyToTarget()
 
     case CelsTarget::All: {
       for (Cel* cel : m_site.sprite()->uniqueCels()) {
-        if (cel->layer()->isEditable() &&
-            !cel->layer()->isReference())
+        if (cel->layer()->canEditPixels())
           cels.push_back(cel);
       }
       break;
diff --git a/src/app/ini_file.cpp b/src/app/ini_file.cpp
index ed78e8dfd..c6022b57e 100644
--- a/src/app/ini_file.cpp
+++ b/src/app/ini_file.cpp
@@ -1,5 +1,5 @@
 // Aseprite
-// Copyright (C) 2018-2019  Igara Studio S.A.
+// Copyright (C) 2018-2021  Igara Studio S.A.
 // Copyright (C) 2001-2016  David Capello
 //
 // This program is distributed under the terms of
@@ -81,7 +81,7 @@ ConfigModule::ConfigModule()
 #elif !defined(_WIN32)
 
   // On Linux we migrate the old configuration file name
-  // (.asepriterc -> ~/.config/aseprite/aseprite.ini)
+  // (~/.asepriterc -> ~/.config/aseprite/aseprite.ini)
   {
     ResourceFinder old_rf;
     old_rf.includeHomeDir(".asepriterc");
diff --git a/src/app/pref/preferences.cpp b/src/app/pref/preferences.cpp
index 830e8838b..a40934080 100644
--- a/src/app/pref/preferences.cpp
+++ b/src/app/pref/preferences.cpp
@@ -1,5 +1,5 @@
 // Aseprite
-// Copyright (C) 2018-2020  Igara Studio S.A.
+// Copyright (C) 2018-2021  Igara Studio S.A.
 // Copyright (C) 2001-2018  David Capello
 //
 // This program is distributed under the terms of
@@ -191,6 +191,10 @@ DocumentPreferences& Preferences::document(const Doc* doc)
 
 void Preferences::resetToolPreferences(tools::Tool* tool)
 {
+  if (tool->prefAlreadyResetFromScript())
+    return;
+  tool->markPrefAlreadyResetFromScript();
+
   auto it = m_tools.find(tool->getId());
   if (it != m_tools.end())
     m_tools.erase(it);
diff --git a/src/app/resource_finder.cpp b/src/app/resource_finder.cpp
index 3b6f7bf65..ef056bf5d 100644
--- a/src/app/resource_finder.cpp
+++ b/src/app/resource_finder.cpp
@@ -1,5 +1,5 @@
 // Aseprite
-// Copyright (C) 2019-2020  Igara Studio S.A.
+// Copyright (C) 2019-2021  Igara Studio S.A.
 // Copyright (C) 2001-2016  David Capello
 //
 // This program is distributed under the terms of
@@ -105,8 +105,8 @@ void ResourceFinder::includeDataDir(const char* filename)
 #else
 
   // $HOME/.config/aseprite/filename
-  sprintf(buf, ".config/aseprite/data/%s", filename);
-  includeHomeDir(buf);
+  sprintf(buf, "aseprite/data/%s", filename);
+  includeHomeConfigDir(buf);
 
   // $BINDIR/data/filename
   sprintf(buf, "data/%s", filename);
@@ -150,6 +150,24 @@ void ResourceFinder::includeHomeDir(const char* filename)
 #endif
 }
 
+#if !defined(_WIN32) && !defined(__APPLE__)
+
+// For Linux: It's $XDG_CONFIG_HOME or $HOME/.config
+void ResourceFinder::includeHomeConfigDir(const char* filename)
+{
+  char* configHome = std::getenv("XDG_CONFIG_HOME");
+  if (configHome && *configHome) {
+    // $XDG_CONFIG_HOME/filename
+    addPath(base::join_path(configHome, filename));
+  }
+  else {
+    // $HOME/.config/filename
+    includeHomeDir(base::join_path(std::string(".config"), filename).c_str());
+  }
+}
+
+#endif // !defined(_WIN32) && !defined(__APPLE__)
+
 void ResourceFinder::includeUserDir(const char* filename)
 {
 #ifdef _WIN32
@@ -185,7 +203,7 @@ void ResourceFinder::includeUserDir(const char* filename)
   #else  // !__APPLE__
 
     // $HOME/.config/aseprite/filename
-    includeHomeDir((std::string(".config/aseprite/") + filename).c_str());
+    includeHomeConfigDir((std::string("aseprite/") + filename).c_str());
 
   #endif
   }
diff --git a/src/app/resource_finder.h b/src/app/resource_finder.h
index 5d1099a11..f5bdc35f9 100644
--- a/src/app/resource_finder.h
+++ b/src/app/resource_finder.h
@@ -1,5 +1,5 @@
 // Aseprite
-// Copyright (C) 2019-2020  Igara Studio S.A.
+// Copyright (C) 2019-2021  Igara Studio S.A.
 // Copyright (C) 2001-2018  David Capello
 //
 // This program is distributed under the terms of
@@ -42,6 +42,11 @@ namespace app {
     void includeDataDir(const char* filename);
     void includeHomeDir(const char* filename);
 
+#if !defined(_WIN32) && !defined(__APPLE__)
+    // For Linux: It's $XDG_CONFIG_HOME or $HOME/.config
+    void includeHomeConfigDir(const char* filename);
+#endif
+
     // Tries to add the given filename in these locations:
     // For Windows:
     // - If ASEPRITE_USER_FOLDER environment variable is defined, it
diff --git a/src/app/tools/tool.h b/src/app/tools/tool.h
index 7418898cf..1819c6036 100644
--- a/src/app/tools/tool.h
+++ b/src/app/tools/tool.h
@@ -1,4 +1,5 @@
 // Aseprite
+// Copyright (C) 2021  Igara Studio S.A.
 // Copyright (C) 2001-2018  David Capello
 //
 // This program is distributed under the terms of
@@ -61,6 +62,9 @@ namespace app {
       void setIntertwine(int button, Intertwine* intertwine) { m_button[button].m_intertwine = intertwine; }
       void setTracePolicy(int button, TracePolicy trace_policy) { m_button[button].m_trace_policy = trace_policy; }
 
+      bool prefAlreadyResetFromScript() const { return m_prefAlreadyResetFromScript; }
+      void markPrefAlreadyResetFromScript() { m_prefAlreadyResetFromScript = true; }
+
     private:
       ToolGroup* m_group;
       std::string m_id;
@@ -68,6 +72,13 @@ namespace app {
       std::string m_tips;
       int m_default_brush_size;
 
+      // Flag used to indicate that the preferences of this tool were
+      // already reset from scripts when they are executed in CLI mode
+      // (without GUI). This is needed to reset the preferences only
+      // once, but if the script then modifies the preferences, they
+      // are not reset again.
+      bool m_prefAlreadyResetFromScript = false;
+
       struct {
         Fill m_fill;
         Ink* m_ink;
diff --git a/src/app/ui/editor/editor.cpp b/src/app/ui/editor/editor.cpp
index 9cf9a4fd4..4161461be 100644
--- a/src/app/ui/editor/editor.cpp
+++ b/src/app/ui/editor/editor.cpp
@@ -409,6 +409,7 @@ void Editor::getSite(Site* site) const
   // TODO we should not access timeline directly here
   Timeline* timeline = App::instance()->timeline();
   if (timeline &&
+      timeline->isVisible() &&
       timeline->range().enabled()) {
     site->range(timeline->range());
   }
diff --git a/src/app/ui/editor/moving_cel_state.cpp b/src/app/ui/editor/moving_cel_state.cpp
index eed469b46..dd6256acd 100644
--- a/src/app/ui/editor/moving_cel_state.cpp
+++ b/src/app/ui/editor/moving_cel_state.cpp
@@ -47,8 +47,10 @@ MovingCelCollect::MovingCelCollect(Editor* editor, Layer* layer)
   if (layer && layer->isImage())
     m_mainCel = layer->cel(editor->frame());
 
-  DocRange range = App::instance()->timeline()->range();
-  if (!range.enabled()) {
+  Timeline* timeline = App::instance()->timeline();
+  DocRange range = timeline->range();
+  if (!range.enabled() ||
+      !timeline->isVisible()) {
     range.startRange(editor->layer(), editor->frame(), DocRange::kCels);
     range.endRange(editor->layer(), editor->frame());
   }
@@ -86,8 +88,6 @@ MovingCelState::MovingCelState(Editor* editor,
   , m_celList(collect.celList())
   , m_celOffset(0.0, 0.0)
   , m_celScale(1.0, 1.0)
-  , m_hasReference(false)
-  , m_scaled(false)
   , m_handle(handle)
   , m_editor(editor)
 {
@@ -188,6 +188,13 @@ bool MovingCelState::onMouseUp(Editor* editor, MouseMessage* msg)
     // like to update all the editors.
     document->notifyGeneralUpdate();
   }
+  // Just a click in the current layer
+  else if (!m_moved & !m_scaled) {
+    // Deselect the whole range if we are in "Auto Select Layer"
+    if (editor->isAutoSelectLayer()) {
+      App::instance()->timeline()->clearAndInvalidateRange();
+    }
+  }
 
   // Restore the mask visibility.
   if (m_maskVisible) {
@@ -218,6 +225,8 @@ bool MovingCelState::onMouseMove(Editor* editor, MouseMessage* msg)
           m_celOffset.y = 0;
         }
       }
+      if (!m_moved && intCelOffset() != gfx::Point(0, 0))
+        m_moved = true;
       break;
 
     case ScaleSEHandle: {
@@ -246,6 +255,7 @@ bool MovingCelState::onMouseMove(Editor* editor, MouseMessage* msg)
     if (cel->layer()->isReference()) {
       celBounds.x += m_celOffset.x;
       celBounds.y += m_celOffset.y;
+      m_moved = true;
       if (m_scaled) {
         celBounds.w *= m_celScale.w;
         celBounds.h *= m_celScale.h;
diff --git a/src/app/ui/editor/moving_cel_state.h b/src/app/ui/editor/moving_cel_state.h
index 509bfba8d..aa4a82a87 100644
--- a/src/app/ui/editor/moving_cel_state.h
+++ b/src/app/ui/editor/moving_cel_state.h
@@ -68,8 +68,9 @@ namespace app {
     gfx::SizeF m_celMainSize;
     gfx::SizeF m_celScale;
     bool m_maskVisible;
-    bool m_hasReference;
-    bool m_scaled;
+    bool m_hasReference = false;
+    bool m_moved = false;
+    bool m_scaled = false;
     HandleType m_handle;
     Editor* m_editor;
 
diff --git a/src/app/ui/editor/moving_pixels_state.cpp b/src/app/ui/editor/moving_pixels_state.cpp
index 6ac723245..045118568 100644
--- a/src/app/ui/editor/moving_pixels_state.cpp
+++ b/src/app/ui/editor/moving_pixels_state.cpp
@@ -1,5 +1,5 @@
 // Aseprite
-// Copyright (C) 2019-2020  Igara Studio S.A.
+// Copyright (C) 2019-2021  Igara Studio S.A.
 // Copyright (C) 2001-2018  David Capello
 //
 // This program is distributed under the terms of
@@ -36,6 +36,7 @@
 #include "app/ui/keyboard_shortcuts.h"
 #include "app/ui/main_window.h"
 #include "app/ui/status_bar.h"
+#include "app/ui/timeline/timeline.h"
 #include "app/ui_context.h"
 #include "app/util/clipboard.h"
 #include "app/util/layer_utils.h"
@@ -114,10 +115,14 @@ MovingPixelsState::MovingPixelsState(Editor* editor, MouseMessage* msg, PixelsMo
   ContextBar* contextBar = App::instance()->contextBar();
   contextBar->updateForMovingPixels(getTransformation(editor));
   contextBar->add_observer(this);
+
+  App::instance()->mainWindow()->getTimeline()->add_observer(this);
 }
 
 MovingPixelsState::~MovingPixelsState()
 {
+  App::instance()->mainWindow()->getTimeline()->remove_observer(this);
+
   ContextBar* contextBar = App::instance()->contextBar();
   contextBar->remove_observer(this);
   contextBar->updateForActiveTool();
@@ -723,6 +728,15 @@ void MovingPixelsState::onBeforeLayerChanged(Editor* editor)
     dropPixels();
 }
 
+void MovingPixelsState::onBeforeRangeChanged(Timeline* timeline)
+{
+  if (!isActiveDocument())
+    return;
+
+  if (m_pixelsMovement)
+    dropPixels();
+}
+
 void MovingPixelsState::onTransparentColorChange()
 {
   ASSERT(m_pixelsMovement);
diff --git a/src/app/ui/editor/moving_pixels_state.h b/src/app/ui/editor/moving_pixels_state.h
index 3046772af..99e3292ee 100644
--- a/src/app/ui/editor/moving_pixels_state.h
+++ b/src/app/ui/editor/moving_pixels_state.h
@@ -1,5 +1,5 @@
 // Aseprite
-// Copyright (C) 2019-2020  Igara Studio S.A.
+// Copyright (C) 2019-2021  Igara Studio S.A.
 // Copyright (C) 2001-2017  David Capello
 //
 // This program is distributed under the terms of
@@ -15,6 +15,7 @@
 #include "app/ui/editor/pixels_movement.h"
 #include "app/ui/editor/standby_state.h"
 #include "app/ui/status_bar.h"
+#include "app/ui/timeline/timeline_observer.h"
 #include "obs/connection.h"
 #include "ui/timer.h"
 
@@ -29,6 +30,7 @@ namespace app {
   class MovingPixelsState
     : public StandbyState
     , EditorObserver
+    , TimelineObserver
     , ContextBarObserver
     , PixelsMovementDelegate {
   public:
@@ -66,6 +68,9 @@ namespace app {
     virtual void onBeforeFrameChanged(Editor* editor) override;
     virtual void onBeforeLayerChanged(Editor* editor) override;
 
+    // TimelineObserver
+    virtual void onBeforeRangeChanged(Timeline* timeline) override;
+
     // ContextBarObserver
     virtual void onDropPixels(ContextBarObserver::DropAction action) override;
 
diff --git a/src/app/ui/editor/pixels_movement.cpp b/src/app/ui/editor/pixels_movement.cpp
index 237906272..afc25090d 100644
--- a/src/app/ui/editor/pixels_movement.cpp
+++ b/src/app/ui/editor/pixels_movement.cpp
@@ -1293,16 +1293,32 @@ CelList PixelsMovement::getEditableCels()
     // TODO This case is used in paste too, where the cel() can be
     //      nullptr (e.g. we paste the clipboard image into an empty
     //      cel).
-    if (m_site.layer() && m_site.layer()->isEditableHierarchy())
+    if (m_site.layer() &&
+        m_site.layer()->canEditPixels()) {
       cels.push_back(m_site.cel());
+    }
     return cels;
   }
 
   // Current cel (m_site.cel()) can be nullptr when we paste in an
   // empty cel (Ctrl+V) and cut (Ctrl+X) the floating pixels.
   if (m_site.cel() &&
-      m_site.cel()->layer()->isEditableHierarchy()) {
-    auto it = std::find(cels.begin(), cels.end(), m_site.cel());
+      m_site.cel()->layer()->canEditPixels()) {
+    CelList::iterator it;
+
+    // If we are in a linked cel, remove the cel that matches the
+    // linked cel. In this way we avoid having two Cel in cels
+    // pointing to the same CelData.
+    if (Cel* link = m_site.cel()->link()) {
+      it = std::find_if(cels.begin(), cels.end(),
+                        [link](const Cel* cel){
+                          return (cel == link ||
+                                  cel->link() == link);
+                        });
+    }
+    else {
+      it = std::find(cels.begin(), cels.end(), m_site.cel());
+    }
     if (it != cels.end())
       cels.erase(it);
     cels.insert(cels.begin(), m_site.cel());
diff --git a/src/app/ui/timeline/timeline.cpp b/src/app/ui/timeline/timeline.cpp
index 3cb06bda1..1d01d66a6 100644
--- a/src/app/ui/timeline/timeline.cpp
+++ b/src/app/ui/timeline/timeline.cpp
@@ -4051,6 +4051,8 @@ void Timeline::invalidateRange()
 void Timeline::clearAndInvalidateRange()
 {
   if (m_range.enabled()) {
+    notify_observers(&TimelineObserver::onBeforeRangeChanged, this);
+
     invalidateRange();
     m_range.clearRange();
   }
diff --git a/src/app/ui/timeline/timeline.h b/src/app/ui/timeline/timeline.h
index 222d64c15..fabe5c546 100644
--- a/src/app/ui/timeline/timeline.h
+++ b/src/app/ui/timeline/timeline.h
@@ -1,5 +1,5 @@
 // Aseprite
-// Copyright (C) 2018-2020  Igara Studio S.A.
+// Copyright (C) 2018-2021  Igara Studio S.A.
 // Copyright (C) 2001-2018  David Capello
 //
 // This program is distributed under the terms of
@@ -17,6 +17,7 @@
 #include "app/ui/editor/editor_observer.h"
 #include "app/ui/input_chain_element.h"
 #include "app/ui/timeline/ani_controls.h"
+#include "app/ui/timeline/timeline_observer.h"
 #include "base/debug.h"
 #include "doc/frame.h"
 #include "doc/layer.h"
@@ -26,6 +27,7 @@
 #include "doc/tag.h"
 #include "gfx/color.h"
 #include "obs/connection.h"
+#include "obs/observable.h"
 #include "ui/scroll_bar.h"
 #include "ui/timer.h"
 #include "ui/widget.h"
@@ -60,6 +62,7 @@ namespace app {
 
   class Timeline : public ui::Widget,
                    public ui::ScrollableViewDelegate,
+                   public obs::observable<TimelineObserver>,
                    public ContextObserver,
                    public DocsObserver,
                    public DocObserver,
diff --git a/src/app/ui/timeline/timeline_observer.h b/src/app/ui/timeline/timeline_observer.h
new file mode 100644
index 000000000..df011a2c1
--- /dev/null
+++ b/src/app/ui/timeline/timeline_observer.h
@@ -0,0 +1,24 @@
+// Aseprite
+// Copyright (C) 2021  Igara Studio S.A.
+//
+// This program is distributed under the terms of
+// the End-User License Agreement for Aseprite.
+
+#ifndef APP_UI_TIMELINE_TIMELINE_OBSERVER_H_INCLUDED
+#define APP_UI_TIMELINE_TIMELINE_OBSERVER_H_INCLUDED
+#pragma once
+
+namespace app {
+  class Timeline;
+
+  class TimelineObserver {
+  public:
+    virtual ~TimelineObserver() { }
+
+    // Called when the current timeline range is going to change.
+    virtual void onBeforeRangeChanged(Timeline* timeline) { }
+  };
+
+} // namespace app
+
+#endif
diff --git a/src/app/ui_context.cpp b/src/app/ui_context.cpp
index c1a028d10..ca6de4892 100644
--- a/src/app/ui_context.cpp
+++ b/src/app/ui_context.cpp
@@ -338,9 +338,14 @@ void UIContext::onGetActiveSite(Site* site) const
     view->getSite(site);
 
     if (site->sprite()) {
-      // Selected range in the timeline
+      // Selected range in the timeline. We use it only if the
+      // timeline is visible. A common scenario might be
+      // undoing/redoing actions where the range is re-selected, that
+      // could enable the range even if the timeline is hidden. In
+      // this way we avoid using the timeline selection unexpectedly.
       Timeline* timeline = App::instance()->timeline();
       if (timeline &&
+          timeline->isVisible() &&
           timeline->range().enabled()) {
         site->range(timeline->range());
       }
diff --git a/src/app/util/range_utils.cpp b/src/app/util/range_utils.cpp
index 693601883..ce5ac62a8 100644
--- a/src/app/util/range_utils.cpp
+++ b/src/app/util/range_utils.cpp
@@ -1,5 +1,5 @@
 // Aseprite
-// Copyright (C) 2020  Igara Studio S.A.
+// Copyright (C) 2020-2021  Igara Studio S.A.
 // Copyright (C) 2001-2018  David Capello
 //
 // This program is distributed under the terms of
@@ -25,6 +25,7 @@ namespace app {
 using namespace doc;
 
 // TODO the DocRange should be "iteratable" to replace this function
+//      or we can wait to C++20 coroutines and co_yield
 static CelList get_cels_templ(const Sprite* sprite,
                               DocRange range,
                               const bool onlyUniqueCels,
@@ -39,8 +40,9 @@ static CelList get_cels_templ(const Sprite* sprite,
   for (Layer* layer : range.selectedLayers()) {
     if (!layer ||
         !layer->isImage() ||
-        (onlyUnlockedCel && !layer->isEditableHierarchy()))
+        (onlyUnlockedCel && !layer->canEditPixels())) {
       continue;
+    }
 
     LayerImage* layerImage = static_cast<LayerImage*>(layer);
     for (frame_t frame : range.selectedFrames()) {
diff --git a/src/doc/LICENSE.txt b/src/doc/LICENSE.txt
index da9a44fa3..3b086de25 100644
--- a/src/doc/LICENSE.txt
+++ b/src/doc/LICENSE.txt
@@ -1,4 +1,4 @@
-Copyright (c) 2018-2020 Igara Studio S.A.
+Copyright (c) 2018-2021 Igara Studio S.A.
 Copyright (c) 2001-2018 David Capello
 
 Permission is hereby granted, free of charge, to any person obtaining
diff --git a/src/doc/layer.cpp b/src/doc/layer.cpp
index a23497dc8..8bbf61014 100644
--- a/src/doc/layer.cpp
+++ b/src/doc/layer.cpp
@@ -1,5 +1,5 @@
 // Aseprite Document Library
-// Copyright (C) 2019-2020  Igara Studio S.A.
+// Copyright (C) 2019-2021  Igara Studio S.A.
 // Copyright (C) 2001-2018  David Capello
 //
 // This file is released under the terms of the MIT license.
@@ -180,6 +180,24 @@ bool Layer::isEditableHierarchy() const
   return true;
 }
 
+// It's like isVisibleHierarchy + isEditableHierarchy. Returns true if
+// the whole layer hierarchy is unlocked and visible, so the user can
+// edit its pixels without unexpected side-effects (e.g. editing
+// hidden layers).
+bool Layer::canEditPixels() const
+{
+  const Layer* layer = this;
+  while (layer) {
+    if (!layer->isVisible() ||
+        !layer->isEditable() ||
+        layer->isReference()) { // Cannot edit pixels from reference layers
+      return false;
+    }
+    layer = layer->parent();
+  }
+  return true;
+}
+
 bool Layer::hasAncestor(const Layer* ancestor) const
 {
   Layer* it = parent();
diff --git a/src/doc/layer.h b/src/doc/layer.h
index c44672e6f..b8e153f3d 100644
--- a/src/doc/layer.h
+++ b/src/doc/layer.h
@@ -1,5 +1,5 @@
 // Aseprite Document Library
-// Copyright (C) 2019-2020  Igara Studio S.A.
+// Copyright (C) 2019-2021  Igara Studio S.A.
 // Copyright (C) 2001-2018  David Capello
 //
 // This file is released under the terms of the MIT license.
@@ -92,6 +92,7 @@ namespace doc {
 
     bool isVisibleHierarchy() const;
     bool isEditableHierarchy() const;
+    bool canEditPixels() const;
     bool hasAncestor(const Layer* ancestor) const;
 
     void setBackground(bool state) { switchFlags(LayerFlags::Background, state); }
diff --git a/src/flic b/src/flic
index 1e0630d31..876ef60df 160000
--- a/src/flic
+++ b/src/flic
@@ -1 +1 @@
-Subproject commit 1e0630d310b55abf7d16d3d89feeb13936d540f8
+Subproject commit 876ef60df5fec606f8eb0638ee893e4967db4673
diff --git a/src/tga b/src/tga
index ea8005303..16b8bb25e 160000
--- a/src/tga
+++ b/src/tga
@@ -1 +1 @@
-Subproject commit ea8005303f42925fa1180d1f6e973a816c0b80af
+Subproject commit 16b8bb25e34bfb0193609012257502be62539d35