diff --git a/weed/filer/reader_cache.go b/weed/filer/reader_cache.go
index 9e52e9615..aabef6e1c 100644
--- a/weed/filer/reader_cache.go
+++ b/weed/filer/reader_cache.go
@@ -22,16 +22,16 @@ type ReaderCache struct {
 type SingleChunkCacher struct {
 	completedTimeNew int64
 	sync.Mutex
-	parent           *ReaderCache
-	chunkFileId      string
-	data             []byte
-	err              error
-	cipherKey        []byte
-	isGzipped        bool
-	chunkSize        int
-	shouldCache      bool
-	wg               sync.WaitGroup
-	cacheStartedCh   chan struct{}
+	parent         *ReaderCache
+	chunkFileId    string
+	data           []byte
+	err            error
+	cipherKey      []byte
+	isGzipped      bool
+	chunkSize      int
+	shouldCache    bool
+	wg             sync.WaitGroup
+	cacheStartedCh chan struct{}
 }
 
 func NewReaderCache(limit int, chunkCache chunk_cache.ChunkCache, lookupFileIdFn wdclient.LookupFileIdFunctionType) *ReaderCache {
diff --git a/weed/storage/store.go b/weed/storage/store.go
index 782eb5b79..cf2e0dcf9 100644
--- a/weed/storage/store.go
+++ b/weed/storage/store.go
@@ -345,7 +345,7 @@ func (s *Store) CollectHeartbeat() *master_pb.Heartbeat {
 		stats.VolumeServerDiskSizeGauge.WithLabelValues(col, "normal").Set(float64(size))
 	}
 
-	for col, deletedBytes := range collectionVolumeDeletedBytes{
+	for col, deletedBytes := range collectionVolumeDeletedBytes {
 		stats.VolumeServerDiskSizeGauge.WithLabelValues(col, "deleted_bytes").Set(float64(deletedBytes))
 	}