diff --git a/swarm/storage/localstore/gc.go b/swarm/storage/localstore/gc.go
index cc7122c38a..a228c8493f 100644
--- a/swarm/storage/localstore/gc.go
+++ b/swarm/storage/localstore/gc.go
@@ -78,13 +78,15 @@ func (db *DB) collectGarbage() (collectedCount int64, done bool, err error) {
 	batch := new(leveldb.Batch)
 	target := db.gcTarget()
 
+	if db.useGlobalLock {
+		db.globalMu.Lock()
+		defer db.globalMu.Unlock()
+	}
+
 	done = true
 	err = db.gcIndex.Iterate(func(item shed.Item) (stop bool, err error) {
 		// protect parallel updates
-		if db.useGlobalLock {
-			db.globalMu.Lock()
-			defer db.globalMu.Unlock()
-		} else {
+		if !db.useGlobalLock {
 			unlock, err := db.lockAddr(item.Address)
 			if err != nil {
 				return false, err