diff --git a/engine/common/lib_common.c b/engine/common/lib_common.c
index 7d20b5c4..d3c1a5fc 100644
--- a/engine/common/lib_common.c
+++ b/engine/common/lib_common.c
@@ -81,7 +81,7 @@ void *COM_FunctionFromName_SR( void *hInstance, const char *pName )
 const char *COM_OffsetNameForFunction( void *function )
 {
 	static string sname;
-	Q_snprintf( sname, MAX_STRING, "ofs:%zu", ((byte*)function - (byte*)svgame.dllFuncs.pfnGameInit) );
+	Q_snprintf( sname, MAX_STRING, "ofs:%zu", (size_t)((byte*)function - (byte*)svgame.dllFuncs.pfnGameInit ));
 	Con_Reportf( "%s: %s\n", __func__, sname );
 	return sname;
 }