diff --git a/deployment-configs/onf-demo-pod-DT.yaml b/deployment-configs/onf-demo-pod-DT.yaml
index 687ca1b..70a0e92 100644
--- a/deployment-configs/onf-demo-pod-DT.yaml
+++ b/deployment-configs/onf-demo-pod-DT.yaml
@@ -51,7 +51,7 @@
     fortygig: 'true'
     aggPort: '1'
     serial: 'EC1904000654'
-    oltDebVersion: openolt_asfvolt16-3.3.3-1a5d68b50d8bcc5ba6cb1630d3294c30c37cd2f5-40G-NNI.deb
+    oltDebVersion: openolt_asfvolt16-3.4.1-dev-c5dcc7f2b27df1c42868b3a79a5416808511bb1d-40G-NNI.deb
     oltDebVersion23: openolt_asfvolt16-3.3.3-1a5d68b50d8bcc5ba6cb1630d3294c30c37cd2f5-40G-NNI.deb
 
 onus: