diff --git a/hugegraph-pd/hg-pd-core/src/main/java/org/apache/hugegraph/pd/raft/RaftEngine.java b/hugegraph-pd/hg-pd-core/src/main/java/org/apache/hugegraph/pd/raft/RaftEngine.java
index e70ac92340..494ca674d7 100644
--- a/hugegraph-pd/hg-pd-core/src/main/java/org/apache/hugegraph/pd/raft/RaftEngine.java
+++ b/hugegraph-pd/hg-pd-core/src/main/java/org/apache/hugegraph/pd/raft/RaftEngine.java
@@ -26,6 +26,8 @@
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.CountDownLatch;
 import java.util.concurrent.ExecutionException;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.TimeoutException;
 import java.util.concurrent.atomic.AtomicReference;
 import java.util.stream.Collectors;
 
@@ -239,8 +241,20 @@ public String getLeaderGrpcAddress() throws ExecutionException, InterruptedExcep
             waitingForLeader(10000);
         }
 
-        return raftRpcClient.getGrpcAddress(raftNode.getLeaderId().getEndpoint().toString()).get()
-                            .getGrpcAddress();
+        try {
+            RaftRpcProcessor.GetMemberResponse response = raftRpcClient
+                    .getGrpcAddress(raftNode.getLeaderId().getEndpoint().toString())
+                    .get(config.getRpcTimeout(), TimeUnit.MILLISECONDS);
+            if (response != null && response.getGrpcAddress() != null) {
+                return response.getGrpcAddress();
+            }
+        } catch (TimeoutException | ExecutionException e) {
+            log.warn("Failed to get leader gRPC address via RPC, falling back to endpoint derivation", e);
+        }
+
+        // Fallback: derive from raft endpoint IP + local gRPC port (best effort)
+        String leaderIp = raftNode.getLeaderId().getEndpoint().getIp();
+        return leaderIp + ":" + config.getGrpcPort();
     }
 
     /**