diff --git a/voltha-stack/Chart.yaml b/voltha-stack/Chart.yaml
index 9e02084..4af90f2 100644
--- a/voltha-stack/Chart.yaml
+++ b/voltha-stack/Chart.yaml
@@ -28,7 +28,7 @@
 name: voltha-stack
 
 appVersion: "1.0"
-version: 0.1.14
+version: 0.1.15
 
 dependencies:
   - name: voltha
@@ -41,5 +41,5 @@
     condition: voltha-adapter-openonu.enabled
   - name: voltha-adapter-openolt
     repository: file://../voltha-adapter-openolt
-    version: 2.8.7
+    version: 2.8.8
     condition: voltha-adapter-openolt.enabled