diff --git a/src/pw3270/colors.c b/src/pw3270/colors.c
index d3f6cc5..c99005b 100644
--- a/src/pw3270/colors.c
+++ b/src/pw3270/colors.c
@@ -31,8 +31,9 @@
  #include "globals.h"
 
 //#if GTK_CHECK_VERSION(3,4,0)
-//    #define USE_GTK_COLOR_CHOOSER 1
-//#endif // GTK_CHECK_VERSION
+ #ifdef DEBUG
+    #define USE_GTK_COLOR_CHOOSER 1
+ #endif // GTK_CHECK_VERSION
 
 /*--[ Implement ]------------------------------------------------------------------------------------*/
 
--
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