diff --git a/support/metric/src/main/kotlin/com/xorker/draw/support/metric/MetricManager.kt b/support/metric/src/main/kotlin/com/xorker/draw/support/metric/MetricManager.kt
index 4b61c20d..91b889f5 100644
--- a/support/metric/src/main/kotlin/com/xorker/draw/support/metric/MetricManager.kt
+++ b/support/metric/src/main/kotlin/com/xorker/draw/support/metric/MetricManager.kt
@@ -20,7 +20,6 @@ class MetricManager(
         Gauge
             .builder("playing_game_room_gauge", playingPlayingRoomCount) { it.toDouble() }
             .register(metric)
-
     }
 
     fun increaseWebsocket() {
@@ -31,11 +30,11 @@ class MetricManager(
         connectedWebSocketCount.decrementAndGet()
     }
 
-    fun increaseGameCount(){
+    fun increaseGameCount() {
         playingPlayingRoomCount.incrementAndGet()
     }
 
-    fun decreaseGameCount(){
+    fun decreaseGameCount() {
         playingPlayingRoomCount.decrementAndGet()
     }
 }