diff --git a/go/operation/chunked_file.go b/go/operation/chunked_file.go
index cb9ac80df..5d7f99176 100644
--- a/go/operation/chunked_file.go
+++ b/go/operation/chunked_file.go
@@ -74,7 +74,7 @@ func (cm *ChunkManifest) DeleteChunks(master string) error {
 	for _, ci := range cm.Chunks {
 		if e := DeleteFile(master, ci.Fid, ""); e != nil {
 			deleteError++
-			glog.V(0).Infoln("delete error:", e, ci.Fid)
+			glog.V(0).Infof("Delete %s error: %s, master: %s", ci.Fid, e.Error(), master)
 		}
 	}
 	if deleteError > 0 {