--- a/devtools/client/memory/constants.js
+++ b/devtools/client/memory/constants.js
@@ -46,17 +46,17 @@ const INTERNAL_TYPE = { by: "internalTyp
 const ALLOCATION_STACK = { by: "allocationStack", then: COUNT, noStack: COUNT };
 const OBJECT_CLASS = { by: "objectClass", then: COUNT, other: COUNT };
 
 const breakdowns = exports.breakdowns = {
   coarseType: {
     displayName: "Coarse Type",
     breakdown: {
       by: "coarseType",
-      objects: ALLOCATION_STACK,
+      objects: OBJECT_CLASS,
       strings: COUNT,
       scripts: INTERNAL_TYPE,
       other: INTERNAL_TYPE,
     }
   },
 
   allocationStack: {
     displayName: "Allocation Stack",