diff --git a/src/hook/wave-view/render-wave.js b/src/hook/wave-view/render-wave.js
index 5b883cf..5d17d04 100644
--- a/src/hook/wave-view/render-wave.js
+++ b/src/hook/wave-view/render-wave.js
@@ -353,9 +353,9 @@ class WebGL2WaveRender {
         }
 
         return {
-                lineVertices : new Uint32Array(lineVertices),
-                maskVertices : new Uint32Array(maskVertices)
-            };
+            lineVertices : new Uint32Array(lineVertices),
+            maskVertices : new Uint32Array(maskVertices)
+        };
     }