diff --git a/content/treestyletab/treestyletabbrowser.js b/content/treestyletab/treestyletabbrowser.js
index 6eea7027..7a174c2b 100644
--- a/content/treestyletab/treestyletabbrowser.js
+++ b/content/treestyletab/treestyletabbrowser.js
@@ -1389,6 +1389,11 @@ TreeStyleTabBrowser.prototype = {
 			this.multipleCount++;
 		}
 
+		if (this.animationEnabled) {
+			this.updateTabCollapsed(tab, true, true);
+			this.updateTabCollapsed(tab, false);
+		}
+
 		this.showTabbarForFeedback();
 	},