diff --git a/agent-node/VERSION b/agent-node/VERSION
index c2320f5..b112f91 100644
--- a/agent-node/VERSION
+++ b/agent-node/VERSION
@@ -1 +1 @@
-1.0.20
+1.0.21
diff --git a/agent-node/src/agent_node/node.py b/agent-node/src/agent_node/node.py
index 222dc6e..66852ee 100644
--- a/agent-node/src/agent_node/node.py
+++ b/agent-node/src/agent_node/node.py
@@ -118,18 +118,21 @@
             capabilities=caps_str
         )
 
-        
-        try:
-            res = self.stub.SyncConfiguration(reg_req)
-            if res.success:
-                self.sandbox.sync(res.policy)
-                print("[OK] Sandbox Policy Synced.")
-            else:
-                print(f"[!] Rejection: {res.error_message}")
-                sys.exit(1)
-        except Exception as e:
-            print(f"[!] Connection Fail: {e}")
-            sys.exit(1)
+        while True:
+            try:
+                res = self.stub.SyncConfiguration(reg_req)
+                if res.success:
+                    self.sandbox.sync(res.policy)
+                    print("[OK] Sandbox Policy Synced.")
+                    break # Success, exit the retry loop
+                else:
+                    print(f"[!] Rejection: {res.error_message}")
+                    print("[!] Retrying handshake in 5 seconds...")
+                    time.sleep(5)
+            except Exception as e:
+                print(f"[!] Connection Fail: {e}")
+                print("[!] Retrying handshake in 5 seconds...")
+                time.sleep(5)
 
     def start_health_reporting(self):
         """Streaming node metrics to the orchestrator for load balancing."""