diff --git a/deployment-configs/dt-berlin-pod-gpon-DT.yaml b/deployment-configs/dt-berlin-pod-gpon-DT.yaml
index 20c12ec..12a90df 100644
--- a/deployment-configs/dt-berlin-pod-gpon-DT.yaml
+++ b/deployment-configs/dt-berlin-pod-gpon-DT.yaml
@@ -57,7 +57,7 @@
       aggPort: 2
       serial: EC1912001814
       oltDebVersion: openolt_asgvolt64-3.4.8-eec0fc9e9a01dc0d35b0b8441e0a22a4c0cc51b4-100G-NNI.deb
-      oltDebVersion23: openolt_asgvolt64-3.3.3-1a5d68b50d8bcc5ba6cb1630d3294c30c37cd2f5-100G-NNI.deb
+      oltDebVersion23: openolt_asgvolt64-3.4.8-eec0fc9e9a01dc0d35b0b8441e0a22a4c0cc51b4-100G-NNI.deb
       board_technology: GPON
  
   hosts: