diff --git a/ChangeLog b/ChangeLog
index 0630a6c492..1de8f3cb7b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -4,6 +4,8 @@
 
 	* plug-ins/makefile.{cygwin,msc}: Add spheredesigner.
 
+	* app/makefile.{cygwin,msc}: Add gdisplay_color_ui.[ch].
+
 Tue Aug 31 14:25:50 CET 1999  vidar@prosalg.no  (Vidar Madsen)
 
 	* plug-ins/common/Makefile.am
diff --git a/app/makefile.cygwin b/app/makefile.cygwin
index d848683bfd..6f088383cf 100644
--- a/app/makefile.cygwin
+++ b/app/makefile.cygwin
@@ -126,6 +126,7 @@ gimp_OBJECTS = \
 	gdisplay.o		\
 	gdisplay_cmds.o		\
 	gdisplay_color.o	\
+	gdisplay_color_ui.o	\
 	gdisplay_ops.o		\
 	general.o		\
 	gimage.o		\
diff --git a/app/makefile.msc b/app/makefile.msc
index 272b9f47c9..9f3cc59d52 100644
--- a/app/makefile.msc
+++ b/app/makefile.msc
@@ -133,6 +133,7 @@ gimp_OBJECTS = \
 	gdisplay.obj		\
 	gdisplay_cmds.obj	\
 	gdisplay_color.obj	\
+	gdisplay_color_ui.obj	\
 	gdisplay_ops.obj	\
 	general.obj		\
 	gimage.obj		\