diff --git a/apps/heatmap/init.js b/apps/heatmap/init.js
index 370a83d94..ea25a642c 100644
--- a/apps/heatmap/init.js
+++ b/apps/heatmap/init.js
@@ -60,10 +60,10 @@ function initCore() {
 
   $CAMIC.loadImg(async function(e) {
     Loading.open(document.body, `Loading Data ...`);
-    $CAMIC.viewer.addHandler('open-failed', function(e){
-      console.error(e.message, e)
+    $CAMIC.viewer.addHandler('open-failed', function(e) {
+      console.error(e.message, e);
       redirect($D.pages.table, e.message, 5);
-    })
+    });
     // image loaded
     if (e.hasError) {
       $UI.message.addError(e.message);
diff --git a/apps/labeling/labeling.js b/apps/labeling/labeling.js
index 06f530fe9..50899f0bc 100644
--- a/apps/labeling/labeling.js
+++ b/apps/labeling/labeling.js
@@ -77,10 +77,10 @@ function initCore() {
         defaultText: `Slide: ${$D.params.data.name}`,
       });
     }
-    $CAMIC.viewer.addHandler('open-failed', function(e){
-      console.error(e.message, e)
+    $CAMIC.viewer.addHandler('open-failed', function(e) {
+      console.error(e.message, e);
       redirect($D.pages.table, e.message, 5);
-    })
+    });
   });
 
   $CAMIC.viewer.addHandler('open', function() {
diff --git a/apps/model/model.js b/apps/model/model.js
index 99d117f5d..ad35d55e7 100644
--- a/apps/model/model.js
+++ b/apps/model/model.js
@@ -404,10 +404,10 @@ function initCore() {
     } else {
       $D.params.data = e;
     }
-    $CAMIC.viewer.addHandler('open-failed', function(e){
-      console.error(e.message, e)
+    $CAMIC.viewer.addHandler('open-failed', function(e) {
+      console.error(e.message, e);
       redirect($D.pages.table, e.message, 5);
-    })
+    });
   });
 
   $CAMIC.store.getSlide($D.params.slideId).then((response) => {
diff --git a/apps/segment/segment.js b/apps/segment/segment.js
index c6bf774de..46c92240f 100644
--- a/apps/segment/segment.js
+++ b/apps/segment/segment.js
@@ -371,10 +371,10 @@ function initCore() {
     } else {
       $D.params.data = e;
     }
-    $CAMIC.viewer.addHandler('open-failed', function(e){
-      console.error(e.message, e)
+    $CAMIC.viewer.addHandler('open-failed', function(e) {
+      console.error(e.message, e);
       redirect($D.pages.table, e.message, 5);
-    })
+    });
   });
 
   $CAMIC.viewer.addOnceHandler('open', function(e) {
diff --git a/apps/viewer/init.js b/apps/viewer/init.js
index cc08e0b8b..8a0c8643d 100644
--- a/apps/viewer/init.js
+++ b/apps/viewer/init.js
@@ -195,10 +195,10 @@ function initCore() {
   }
 
   $CAMIC.loadImg(function(e) {
-    $CAMIC.viewer.addHandler('open-failed', function(e){
-      console.error(e.message, e)
+    $CAMIC.viewer.addHandler('open-failed', function(e) {
+      console.error(e.message, e);
       redirect($D.pages.table, e.message, 5);
-    })
+    });
     // image loaded
     if (e.hasError) {
       // if this is a retry, assume normal behavior (one retry per slide)