diff --git a/Dockerfile b/Dockerfile
index 8c16461..99a85a0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,19 +1,41 @@
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
 #
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
+#    http://www.apache.org/licenses/LICENSE-2.0
 #
-#         http://www.apache.org/licenses/LICENSE-2.0
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+# implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+########################################################################################
+# This Dockerfile is intented for devops testing and deb package generation
 #
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
+# To run stage 2 locally:
 #
+#   docker build -t stage2 .
+#   docker run -ti -v `pwd`:/work -w /work --entrypoint /bin/bash stage2
+#   devops-stages/stage-test.sh
+#   devops-stages/stage-build.sh
+#
+
 FROM ubuntu:18.04
 
-RUN apt-get update && DEBIAN_FRONTEND=noninteractive apt-get -y install git \
-    make python3 python3-pip libcurl4-openssl-dev libssl-dev tox python3-dev \
-    debhelper python3-setuptools python3-all python-all python-pip \
-    apt-utils wget
+RUN DEBIAN_FRONTEND=noninteractive apt-get update && \
+    DEBIAN_FRONTEND=noninteractive apt-get -y install \
+        debhelper \
+        git \
+        python3 \
+        python3-all \
+        python3-dev \
+        python3-setuptools
+
+RUN python3 -m easy_install pip==21.0.1
+RUN pip3 install tox==3.22.0
+
+RUN DEBIAN_FRONTEND=noninteractive apt-get -y install \
+    libcurl4-openssl-dev \
+    libssl-dev \
+    wget