diff --git a/engine/common/zone.c b/engine/common/zone.c
index e5e6995d8..bf8b5b05c 100644
--- a/engine/common/zone.c
+++ b/engine/common/zone.c
@@ -278,7 +278,7 @@ void VARGS Z_FreeTags(int tag)
 			while (z->pvdn != NULL && z->pvdn->mh.tag != tag)
 				z = z->pvdn;
 
-			if (z->next == NULL)
+			if (z->pvdn == NULL)
 				taglist = NULL;
 			else
 			{