diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/master/HMaster.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/master/HMaster.java
index fc230e1f0d1..86cd15f1195 100644
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/master/HMaster.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/master/HMaster.java
@@ -38,7 +38,6 @@ import java.util.List;
 import java.util.Map;
 import java.util.Map.Entry;
 import java.util.Objects;
-import java.util.Optional;
 import java.util.Set;
 import java.util.concurrent.CountDownLatch;
 import java.util.concurrent.ExecutionException;
@@ -69,6 +68,7 @@ import org.apache.hadoop.hbase.MasterNotRunningException;
 import org.apache.hadoop.hbase.MetaTableAccessor;
 import org.apache.hadoop.hbase.NamespaceDescriptor;
 import org.apache.hadoop.hbase.PleaseHoldException;
+import org.apache.hadoop.hbase.ReplicationPeerNotFoundException;
 import org.apache.hadoop.hbase.ServerLoad;
 import org.apache.hadoop.hbase.ServerMetricsBuilder;
 import org.apache.hadoop.hbase.ServerName;
@@ -3342,13 +3342,12 @@ public class HMaster extends HRegionServer implements MasterServices {
       cpHost.preGetReplicationPeerConfig(peerId);
     }
     LOG.info(getClientIdAuditPrefix() + " get replication peer config, id=" + peerId);
-    Optional<ReplicationPeerConfig> peerConfig =
-      this.replicationPeerManager.getPeerConfig(peerId);
-
+    ReplicationPeerConfig peerConfig = this.replicationPeerManager.getPeerConfig(peerId)
+        .orElseThrow(() -> new ReplicationPeerNotFoundException(peerId));
     if (cpHost != null) {
       cpHost.postGetReplicationPeerConfig(peerId);
     }
-    return peerConfig.orElse(null);
+    return peerConfig;
   }
 
   @Override