diff --git a/src/db.c b/src/db.c
index 3cb34e06..2f87c554 100644
--- a/src/db.c
+++ b/src/db.c
@@ -2570,8 +2570,8 @@ void db_col_transaction_commit(struct db_filter_col *col)
 		 *       at the cost of a not reaping all the memory possible */
 
 		do {
-			_db_release(snap->filters[snap->filter_cnt--]);
-		} while (snap->filter_cnt > col->filter_cnt);
+			_db_release(snap->filters[--snap->filter_cnt]);
+		} while (col->filter_cnt < snap->filter_cnt);
 	}
 
 	/* loop through each filter and update the rules on the snapshot */