diff --git a/deployment-configs/dt-berlin-pod-multi-olt-DT.yaml b/deployment-configs/dt-berlin-pod-multi-olt-DT.yaml
index 5d5b042..53f60c4 100644
--- a/deployment-configs/dt-berlin-pod-multi-olt-DT.yaml
+++ b/deployment-configs/dt-berlin-pod-multi-olt-DT.yaml
@@ -56,7 +56,7 @@
       fortygig: False
       aggPort: 2
       serial: EC1912001814
-      oltDebVersion: openolt_asgvolt64-3.4.8-eec0fc9e9a01dc0d35b0b8441e0a22a4c0cc51b4-100G-NNI.deb
+      oltDebVersion: openolt_asgvolt64-3.5.1-b8c09facd3da5d93b7c2815e176c6682de737437-100G-NNI.deb
       board_technology: GPON
 
   # XGS-PON OLT
@@ -68,7 +68,7 @@
       fortygig: False
       aggPort: 1
       serial: EC1729003539
-      oltDebVersion: openolt_asfvolt16-3.4.8-eec0fc9e9a01dc0d35b0b8441e0a22a4c0cc51b4-100G-NNI.deb
+      oltDebVersion: openolt_asfvolt16-3.5.1-b8c09facd3da5d93b7c2815e176c6682de737437-100G-NNI.deb
       board_technology: XGS-PON
 
   hosts: