diff --git a/src/index.ts b/src/index.ts
index 2b19c838..c2470461 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -122,10 +122,10 @@ const extension: JupyterFrontEndPlugin<void> = {
       onPreviewEnabledChanged();
     });
 
-     /**
+    /**
      * Handler for when the Jupyter Lab theme changes.
      */
-     const onThemeChanged = () => {
+    const onThemeChanged = () => {
       if (!panelDpms || !panelGcs) return;
       const isLightTheme = themeManager.theme
         ? themeManager.isLight(themeManager.theme)
@@ -181,8 +181,6 @@ const extension: JupyterFrontEndPlugin<void> = {
       new NotebookButtonExtension(app as JupyterLab, launcher, themeManager)
     );
 
-   
-
     const loadDpmsWidget = (value: string) => {
       // If DPMS is not enabled, no-op.
       if (!panelDpms) return;
@@ -275,7 +273,8 @@ const extension: JupyterFrontEndPlugin<void> = {
           (newValue.title.label === 'Launcher' ||
             newValue.title.label === 'Config Setup' ||
             newValue.title.label === 'Clusters' ||
-            newValue.title.label === 'Serverless' || newValue.title.label === 'Settings') &&
+            newValue.title.label === 'Serverless' ||
+            newValue.title.label === 'Settings') &&
           lastClusterName !== ''
         ) {
           localStorage.setItem('oldNotebookValue', lastClusterName || '');