diff --git a/src/cfg/cfg.cpp b/src/cfg/cfg.cpp
index 51c4987c7..02df66357 100644
--- a/src/cfg/cfg.cpp
+++ b/src/cfg/cfg.cpp
@@ -1,5 +1,5 @@
 // Aseprite Config Library
-// Copyright (c) 2014, 2015 David Capello
+// Copyright (c) 2014-2016 David Capello
 //
 // This file is released under the terms of the MIT license.
 // Read LICENSE.txt for more information.
@@ -11,6 +11,7 @@
 #include "cfg/cfg.h"
 
 #include "base/file_handle.h"
+#include "base/log.h"
 #include "base/string.h"
 
 #include <stdlib.h>
diff --git a/src/pen/pen_win.h b/src/pen/pen_win.h
index 4097167a7..753cb7bed 100644
--- a/src/pen/pen_win.h
+++ b/src/pen/pen_win.h
@@ -7,6 +7,7 @@
 #include "base/debug.h"
 #include "base/dll.h"
 #include "base/fs.h"
+#include "base/log.h"
 #include "base/path.h"
 #include "base/string.h"
 
diff --git a/src/steam/steam.cpp b/src/steam/steam.cpp
index f8493738e..9a8ed1160 100644
--- a/src/steam/steam.cpp
+++ b/src/steam/steam.cpp
@@ -12,6 +12,7 @@
 
 #include "base/dll.h"
 #include "base/fs.h"
+#include "base/log.h"
 #include "base/path.h"
 #include "base/string.h"