diff --git a/log.go b/log.go
index b4cf172e30..9371a71166 100644
--- a/log.go
+++ b/log.go
@@ -405,7 +405,7 @@ func (l *Log) setCommitIndex(index uint64) error {
 
 		// Apply the changes to the state machine and store the error code.
 		returnValue, err := l.ApplyFunc(command)
-		debugln("setCommitIndex.set.result index: ", entryIndex)
+		debugf("setCommitIndex.set.result index: %v entires index: ", i, entryIndex)
 		l.results[entryIndex] = &logResult{returnValue: returnValue, err: err}
 	}
 	return nil