diff --git a/deployment-configs/flex-ocp-cord-TT.yaml b/deployment-configs/flex-ocp-cord-TT.yaml
index 56f5714..1d6d191 100644
--- a/deployment-configs/flex-ocp-cord-TT.yaml
+++ b/deployment-configs/flex-ocp-cord-TT.yaml
@@ -50,7 +50,7 @@
     fortygig: 'true'
     aggPort: '10'
     serial: 'EC1838000853'
-    oltDebVersion: openolt_asfvolt16-3.0.0-07ac2cb46d74b83b707fa654ee2e8d4d4de2372a.deb
+    oltDebVersion: openolt_asfvolt16-3.1.0-812c1126ece038da5c40d0830a09cb67ca36ea07.deb
     oltDebVersion23: openolt_asfvolt16-2.4.9-dev-d4aeca5a2094f7dc7c519913ab1558348c546dab.deb
 
 onus: