diff --git a/panda/src/mesadisplay/Sources.pp b/panda/src/mesadisplay/Sources.pp
index afcb9dcec3..eeeceacb1b 100644
--- a/panda/src/mesadisplay/Sources.pp
+++ b/panda/src/mesadisplay/Sources.pp
@@ -3,7 +3,7 @@
 
 #define OTHER_LIBS interrogatedb:c dconfig:c dtoolconfig:m \
                    dtoolutil:c dtoolbase:c dtool:m
-#define USE_PACKAGES mesa
+#define USE_PACKAGES mesa cg cggl
 
 #begin lib_target
   #define TARGET mesadisplay
diff --git a/panda/src/wgldisplay/Sources.pp b/panda/src/wgldisplay/Sources.pp
index a6cb3c7da7..218ca6076d 100644
--- a/panda/src/wgldisplay/Sources.pp
+++ b/panda/src/wgldisplay/Sources.pp
@@ -1,6 +1,6 @@
 #define BUILD_DIRECTORY $[HAVE_WGL]
 
-#define USE_PACKAGES gl
+#define USE_PACKAGES gl cg
 
 
 #define OTHER_LIBS interrogatedb:c dconfig:c dtoolconfig:m \