diff --git a/game/server/baseentity.h b/game/server/baseentity.h
index eeb69209..e0815922 100644
--- a/game/server/baseentity.h
+++ b/game/server/baseentity.h
@@ -1108,7 +1108,7 @@ public:
 
 	ENTITYFUNCPTR TouchSet( ENTITYFUNCPTR func, char *name ) 
 	{ 
-#ifdef PLATFORM_64BITS
+#if defined(GNUC) || defined(PLATFORM_WINDOWS_PC64)
 		COMPILE_TIME_ASSERT( sizeof(func) == 8 );
 #else
 		COMPILE_TIME_ASSERT( sizeof(func) == 4 );
@@ -1119,7 +1119,7 @@ public:
 	}
 	USEPTR	UseSet( USEPTR func, char *name ) 
 	{ 
-#ifdef PLATFORM_64BITS
+#if defined(GNUC) || defined(PLATFORM_WINDOWS_PC64)
 		COMPILE_TIME_ASSERT( sizeof(func) == 8 );
 #else
 		COMPILE_TIME_ASSERT( sizeof(func) == 4 );
@@ -1130,7 +1130,7 @@ public:
 	}
 	ENTITYFUNCPTR	BlockedSet( ENTITYFUNCPTR func, char *name ) 
 	{ 
-#ifdef PLATFORM_64BITS
+#if defined(GNUC) || defined(PLATFORM_WINDOWS_PC64)
 		COMPILE_TIME_ASSERT( sizeof(func) == 8 );
 #else
 		COMPILE_TIME_ASSERT( sizeof(func) == 4 );