diff --git a/direct/src/heapq/Sources.pp b/direct/src/heapq/Sources.pp
index 973f1251b2..4fed938602 100755
--- a/direct/src/heapq/Sources.pp
+++ b/direct/src/heapq/Sources.pp
@@ -5,7 +5,7 @@
 // under Windows).
 
 #define DIR_TYPE metalib
-#define BUILDING_DLL BUILDING_DIRECT
+//#define BUILDING_DLL BUILDING_DIRECT
 
 
 #define OTHER_LIBS \