diff --git a/ofdpa/ipv6_flows.py b/ofdpa/ipv6_flows.py
index 7f66742..e7f61c1 100644
--- a/ofdpa/ipv6_flows.py
+++ b/ofdpa/ipv6_flows.py
@@ -43,7 +43,7 @@
                 self.controller,
                 eth_type=0x86dd,
                 ip_proto=0x3A,
-                send_barrier=False
+                send_barrier=True
                 )
 
             ports = config[ "port_map" ].keys( )
@@ -1088,4 +1088,4 @@
         finally:
             delete_all_flows( self.controller )
             delete_groups( self.controller, Groups )
-            delete_all_groups( self.controller )
\ No newline at end of file
+            delete_all_groups( self.controller )