diff --git a/lumps/cph/misc-lumps/Makefile b/lumps/cph/misc-lumps/Makefile
index 36eaaf79..de0708c0 100644
--- a/lumps/cph/misc-lumps/Makefile
+++ b/lumps/cph/misc-lumps/Makefile
@@ -3,7 +3,7 @@ all             :       playpal.lmp colormap.lmp
 playpal.lmp	:	playpal-base.lmp playpal.pl
 	./playpal.pl playpal-base.lmp > playpal.lmp
 
-colormap.lmp	:	playpal.lmp colormap.pl
+colormap.lmp	:	playpal.lmp colormap.py
 	./colormap.py playpal.lmp > colormap.lmp
 
 SOURCES=playpal.pl colormap.pl COPYING Makefile