diff --git a/zram-config b/zram-config
index 3471938..db27a3d 100755
--- a/zram-config
+++ b/zram-config
@@ -153,7 +153,7 @@ removeZdir() {
 	fi
 
 	until zramctl -r "/dev${ZRAM_DEV}" >> "$ZLOG" 2>&1 || [[ count -ge 5 ]]; do
-		count=$(( $count + 1 ))
+		count=$(( count + 1 ))
 		sleep 5
   done