diff --git a/toolkit/components/reader/AboutReader.jsm b/toolkit/components/reader/AboutReader.jsm
index 149808a5eca3..bdf25142e8f5 100644
--- a/toolkit/components/reader/AboutReader.jsm
+++ b/toolkit/components/reader/AboutReader.jsm
@@ -951,7 +951,6 @@ AboutReader.prototype = {
       if (!aEvent.isTrusted)
         return;
 
-      aEvent.stopPropagation();
       let btn = aEvent.target;
       callback(btn);
     }, true);