diff --git a/js/ui/workspaceThumbnail.js b/js/ui/workspaceThumbnail.js
index d0bc3e866..c6b5bdbf9 100644
--- a/js/ui/workspaceThumbnail.js
+++ b/js/ui/workspaceThumbnail.js
@@ -783,7 +783,7 @@ const ThumbnailsBox = new Lang.Class({
         this._indicator.raise_top();
     },
 
-    removeThumbmails: function(start, count) {
+    removeThumbnails: function(start, count) {
         let currentPos = 0;
         for (let k = 0; k < this._thumbnails.length; k++) {
             let thumbnail = this._thumbnails[k];
diff --git a/js/ui/workspacesView.js b/js/ui/workspacesView.js
index b8204f04f..edb636b09 100644
--- a/js/ui/workspacesView.js
+++ b/js/ui/workspacesView.js
@@ -968,7 +968,7 @@ const WorkspacesDisplay = new Lang.Class({
                 }
             }
 
-            this._thumbnailsBox.removeThumbmails(removedIndex, removedNum);
+            this._thumbnailsBox.removeThumbnails(removedIndex, removedNum);
         }
 
         for (let i = 0; i < this._workspacesViews.length; i++)