diff --git a/src/r_patch.c b/src/r_patch.c
index c78ffdd67..d6db44ea5 100644
--- a/src/r_patch.c
+++ b/src/r_patch.c
@@ -74,7 +74,7 @@ static void Patch_FreeData(patch_t *patch)
 		HWR_FreeTexture(patch);
 #endif
 
-	for (i = 0; i < 2; i++)
+	for (i = 0; i < 4; i++)
 	{
 		if (patch->flats[i])
 			Z_Free(patch->flats[i]);
diff --git a/src/r_things.c b/src/r_things.c
index cdcc1877c..9032cd246 100644
--- a/src/r_things.c
+++ b/src/r_things.c
@@ -296,7 +296,7 @@ boolean R_AddSingleSpriteDef(const char *sprname, spritedef_t *spritedef, UINT16
 			if (!isPNG)
 #endif
 			{
-				W_ReadLumpHeaderPwad(wadnum, l, &patch, sizeof (patch_t), 0);
+				W_ReadLumpHeaderPwad(wadnum, l, &patch, sizeof(INT16) * 4, 0);
 				width = SHORT(patch.width);
 				height = SHORT(patch.height);
 				topoffset = SHORT(patch.topoffset);