diff --git a/src/hotspot/share/classfile/protectionDomainCache.cpp b/src/hotspot/share/classfile/protectionDomainCache.cpp
index bfd5c23..a24c150 100644
--- a/src/hotspot/share/classfile/protectionDomainCache.cpp
+++ b/src/hotspot/share/classfile/protectionDomainCache.cpp
@@ -132,7 +132,7 @@ ProtectionDomainCacheEntry* ProtectionDomainCacheTable::get(Handle protection_do
 
 ProtectionDomainCacheEntry* ProtectionDomainCacheTable::find_entry(int index, Handle protection_domain) {
   for (ProtectionDomainCacheEntry* e = bucket(index); e != NULL; e = e->next()) {
-    if (e->object_no_keepalive() == protection_domain()) {
+    if (oopDesc::equals(e->object_no_keepalive(), protection_domain())) {
       return e;
     }
   }