diff --git a/weed/weed.go b/weed/weed.go
index c18eac0130..b04a5a0d3f 100644
--- a/weed/weed.go
+++ b/weed/weed.go
@@ -166,5 +166,5 @@ func exit() {
 }
 
 func debug(params ...interface{}) {
-	glog.V(4).Infoln(params)
+	glog.V(4).Infoln(params...)
 }