diff --git a/polymer/eduke32/source/gameexec.c b/polymer/eduke32/source/gameexec.c
index 6fb29af54..c9d38b01a 100644
--- a/polymer/eduke32/source/gameexec.c
+++ b/polymer/eduke32/source/gameexec.c
@@ -5356,7 +5356,7 @@ void G_SaveMapState(void)
     mapstate_t *save;
 
     if (mapinfo->savedstate == NULL)
-        mapinfo->savedstate = Bcalloc(1,sizeof(mapstate_t));
+        mapinfo->savedstate = (mapstate_t *)Bcalloc(1,sizeof(mapstate_t));
     save = mapinfo->savedstate;
 
     if (save != NULL)