diff --git a/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/QuorumCnxManager.java b/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/QuorumCnxManager.java
index 066ea9fcd79..64673f5b2c8 100644
--- a/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/QuorumCnxManager.java
+++ b/zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/QuorumCnxManager.java
@@ -722,9 +722,10 @@ synchronized void connectOne(long sid){
                 if (connectOne(sid, lastCommittedView.get(sid).electionAddr))
                     return;
             }
-            if (lastSeenQV != null && lastProposedView.containsKey(sid)
-                    && (!knownId || (lastProposedView.get(sid).electionAddr !=
-                    lastCommittedView.get(sid).electionAddr))) {
+            if (lastSeenQV != null
+                && lastProposedView.containsKey(sid)
+                && (!knownId
+                    || !lastProposedView.get(sid).electionAddr.equals(lastCommittedView.get(sid).electionAddr))) {
                 knownId = true;
                 LOG.debug("Server {} knows {} already, it is in the lastProposedView", self.getId(), sid);
                 if (connectOne(sid, lastProposedView.get(sid).electionAddr))