diff --git a/js/src/devtools/rootAnalysis/annotations.js b/js/src/devtools/rootAnalysis/annotations.js
index 792257956fb5..37dbf1ab7c02 100644
--- a/js/src/devtools/rootAnalysis/annotations.js
+++ b/js/src/devtools/rootAnalysis/annotations.js
@@ -170,6 +170,7 @@ var ignoreFunctions = {
 
     // Bug 1056410 - devirtualization prevents the standard nsISupports::Release heuristic from working
     "uint32 nsXPConnect::Release()" : true,
+    "uint32 nsIAtom::Release()" : true,
 
     // Allocation API
     "malloc": true,