diff --git a/src/render/render.cpp b/src/render/render.cpp
index 881bb2327..354875b1f 100644
--- a/src/render/render.cpp
+++ b/src/render/render.cpp
@@ -686,7 +686,7 @@ void Render::renderLayer(
   renderPlan(
     plan, dstImage, area,
     frame, compositeImage,
-    true, true, blendMode, false);
+    true, true, blendMode);
 }
 
 void Render::renderSprite(
@@ -789,8 +789,7 @@ void Render::renderSpriteLayers(Image* dstImage,
              area, frame, compositeImage,
              true,
              false,
-             BlendMode::UNSPECIFIED,
-             false);
+             BlendMode::UNSPECIFIED);
 
   // Draw onion skin behind the sprite.
   if (m_onionskin.position() == OnionskinPosition::BEHIND)
@@ -802,7 +801,7 @@ void Render::renderSpriteLayers(Image* dstImage,
              area, frame, compositeImage,
              false,
              true,
-             BlendMode::UNSPECIFIED, false);
+             BlendMode::UNSPECIFIED);
 }
 
 void Render::renderBackground(Image* image,
@@ -906,7 +905,7 @@ void Render::renderOnionskin(
           // when opacity is < 255
           (m_globalOpacity < 255 &&
            m_onionskin.position() == OnionskinPosition::INFRONT),
-          true, blendMode, false);
+          true, blendMode);
       }
     }
   }
@@ -1003,8 +1002,7 @@ void Render::renderPlan(
   const CompositeImageFunc compositeImage,
   const bool render_background,
   const bool render_transparent,
-  const BlendMode blendMode,
-  bool isSelected)
+  const BlendMode blendMode)
 {
   for (const auto& item : plan.items()) {
     const Cel* cel = item.cel;
@@ -1012,9 +1010,7 @@ void Render::renderPlan(
 
     ASSERT(layer->isVisible()); // Hidden layers shouldn't be in the plan
 
-    if (m_selectedLayerForOpacity == layer)
-      isSelected = true;
-
+    const bool isSelected = (m_selectedLayerForOpacity == layer);
     gfx::Rect extraArea;
     bool drawExtra = false;
 
diff --git a/src/render/render.h b/src/render/render.h
index 78ee0e9e9..ae86d493b 100644
--- a/src/render/render.h
+++ b/src/render/render.h
@@ -1,5 +1,5 @@
 // Aseprite Render Library
-// Copyright (c) 2019-2022 Igara Studio S.A.
+// Copyright (c) 2019-2023 Igara Studio S.A.
 // Copyright (c) 2001-2018 David Capello
 //
 // This file is released under the terms of the MIT license.
@@ -167,8 +167,7 @@ namespace render {
       const CompositeImageFunc compositeImage,
       const bool render_background,
       const bool render_transparent,
-      const BlendMode blendMode,
-      bool isSelected);
+      const BlendMode blendMode);
 
     void renderCel(
       Image* dst_image,