diff --git a/CHANGES b/CHANGES
index 3b5a7cdb8..b028ccc91 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,5 +1,6 @@
 CHANGES IN FLTK 1.1.8
 
+	- Fixed CMake file to support GTK+ theme (STR #1447)
 	- Implemented alpha blending for Quartz, WIN32, and X11
 	- Check buttons did not redraw properly with box() set to
 	  FL_NO_BOX (STR #1440)
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 26d762fff..e922e3b5b 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -104,6 +104,7 @@ SET(CPPFILES
   fl_engraved_label.cxx
   fl_file_dir.cxx
   fl_font.cxx
+  fl_gtk.cxx
   fl_labeltype.cxx
   fl_line_style.cxx
   fl_oval_box.cxx