diff --git a/src/deh_tables.h b/src/deh_tables.h
index 42716f9b4bd271c98aca83737f419670d862d7e5..b71a2a23b98bf84579f6f92d4ab71e93db00526b 100644
--- a/src/deh_tables.h
+++ b/src/deh_tables.h
@@ -26,10 +26,10 @@ extern char *FREE_SKINCOLORS[NUMCOLORFREESLOTS];
 extern UINT8 used_spr[(NUMSPRITEFREESLOTS / 8) + 1]; // Bitwise flag for sprite freeslot in use! I would use ceil() here if I could, but it only saves 1 byte of memory anyway.
 
 #define initfreeslots() {\
-	memset(FREE_STATES,0,sizeof(char *) * NUMSTATEFREESLOTS);\
-	memset(FREE_MOBJS,0,sizeof(char *) * NUMMOBJFREESLOTS);\
-	memset(FREE_SKINCOLORS,0,sizeof(char *) * NUMCOLORFREESLOTS);\
-	memset(used_spr,0,sizeof(UINT8) * ((NUMSPRITEFREESLOTS / 8) + 1));\
+	memset(FREE_STATES, 0, sizeof(FREE_STATES));\
+	memset(FREE_MOBJS, 0, sizeof(FREE_MOBJS));\
+	memset(FREE_SKINCOLORS, 0, sizeof(FREE_SKINCOLORS));\
+	memset(used_spr, 0, sizeof(used_spr));\
 	memset(actionsoverridden, LUA_REFNIL, sizeof(actionsoverridden));\
 }