diff --git a/Dockerfile b/Dockerfile
index 1536daa..302340f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,5 @@
 # To enable ssh & remote debugging on app service change the base image to the one below
-# FROM mcr.microsoft.com/azure-functions/python:4-python3.8-appservice
-FROM mcr.microsoft.com/azure-functions/python:4-python3.8-appservice
+FROM mcr.microsoft.com/azure-functions/python:4-python3.9-appservice
 
 ENV AzureFunctionsJobHost__Logging__Console__IsEnabled=true \
     PYTHON_ISOLATE_WORKER_DEPENDENCIES=1
@@ -15,6 +14,6 @@ RUN apt-get update && apt-get install -y \
     apt-get clean && \
     pip --no-cache-dir install --prefer-binary -r requirements.txt
 
-COPY icenet-0.2.6a1-py2.py3-none-any.whl /
-RUN pip install --no-deps /icenet-0.2.6a1-py2.py3-none-any.whl
+COPY icenet-0.2.9.dev0-py2.py3-none-any.whl /
+RUN pip install --no-deps /icenet-0.2.9.dev0-py2.py3-none-any.whl
 COPY . /home/site/wwwroot
diff --git a/requirements.txt b/requirements.txt
index fcab407..c764419 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,8 @@ urllib3<=2.0.0
 cartopy
 cfgrib
 eccodes
-h5py==2.10.0
+ecmwflibs
+h5py
 ibicus
 matplotlib
 netcdf4