diff --git a/src/renderer.jsx b/src/renderer.jsx
index 02abbca6..91264568 100644
--- a/src/renderer.jsx
+++ b/src/renderer.jsx
@@ -361,7 +361,7 @@ class App extends React.Component {
     return (this.state.currentTime || 0) + this.state.startTimeOffset;
   }
 
-  mergeFiles = async (paths, onMergeClick) => {
+  mergeFiles = async (paths) => {
     try {
       this.setState({ working: true });