diff --git a/src/core/obj.js b/src/core/obj.js
index bcb9c9054..f2bfdb635 100644
--- a/src/core/obj.js
+++ b/src/core/obj.js
@@ -493,17 +493,11 @@ var Catalog = (function CatalogClosure() {
         nameDictionaryRef = this.catDict.get('Dests');
       }
 
-      if (nameDictionaryRef) {
-        // reading simple destination dictionary
-        obj = nameDictionaryRef;
-        obj.forEach(function catalogForEach(key, value) {
-          if (!value) {
-            return;
-          }
-          if (key === destinationId) {
-            dest = fetchDestination(value);
-          }
-        });
+      if (nameDictionaryRef) { // Simple destination dictionary.
+        var value = nameDictionaryRef.get(destinationId);
+        if (value) {
+          dest = fetchDestination(value);
+        }
       }
       if (nameTreeRef) {
         var nameTree = new NameTree(nameTreeRef, xref);