diff --git a/inputs/redis_sentinel/redis_sentinel.go b/inputs/redis_sentinel/redis_sentinel.go
index ebd8b05..3bd5da2 100644
--- a/inputs/redis_sentinel/redis_sentinel.go
+++ b/inputs/redis_sentinel/redis_sentinel.go
@@ -40,7 +40,7 @@ func init() {
 }
 
 func (r *RedisSentinel) Prefix() string {
-	return inputName
+	return ""
 }
 
 func (r *RedisSentinel) Init() error {