diff --git a/.gitignore b/.gitignore
index 69d9456..6850f66 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,54 +13,26 @@
 .vagrant
 *.box
 
-# venv
-.venv
-
 # Ansible
 ansible/*.retry
 
 # Any vi swap files
 *.swp
 
-# Virtualenv
-venv
-venv-darwin
-venv-linux
-adapters/venv
-adapters/venv-linux
-adapters/venv-darwin
-
-# Protobuf output files
-python/**/*_pb2.py
-python/**/*_pb2_grpc.py
-python/**/*.desc
-protos/**/*.pb.go
-protos/**/*.desc
-protos/voltha.pb
-
 # Editors
 *.bak
 *.project
 *.pydevproject
 
-# Docker
-.docker-base-built
-
 # Mac stuff
 .DS_Store
 **/.DS_Store
 
-# Generated docs
-**/*.pdf
-
 # Vagrant logfile
 *.log
 
-# Files copied over during make
-python/protos/*.proto
-
-# voltha cli history
-python/cli/.voltha_cli_history
+# Virtualenv
+venv-*
 
 # Development versions of locally built libraries
 python/local_imports
diff --git a/Makefile b/Makefile
index 4e350ee..37099be 100644
--- a/Makefile
+++ b/Makefile
@@ -14,84 +14,77 @@
 # limitations under the License.
 #
 
-ifeq ($(TAG),)
-TAG := latest
+# set default shell
+SHELL = bash -e -o pipefail
+
+# Variables
+VERSION                  ?= $(shell cat ./VERSION)
+
+## Docker related
+DOCKER_REGISTRY          ?=
+DOCKER_REPOSITORY        ?=
+DOCKER_BUILD_ARGS        ?=
+DOCKER_TAG               ?= ${VERSION}
+ADAPTER_IMAGENAME        := ${DOCKER_REGISTRY}${DOCKER_REPOSITORY}voltha-openolt-adapter-go:${DOCKER_TAG}
+
+## Docker labels. Only set ref and commit date if committed
+DOCKER_LABEL_VCS_URL     ?= $(shell git remote get-url $(shell git remote))
+DOCKER_LABEL_BUILD_DATE  ?= $(shell date -u "+%Y-%m-%dT%H:%M:%SZ")
+DOCKER_LABEL_COMMIT_DATE = $(shell git show -s --format=%cd --date=iso-strict HEAD)
+
+ifeq ($(shell git ls-files --others --modified --exclude-standard 2>/dev/null | wc -l | sed -e 's/ //g'),0)
+  DOCKER_LABEL_VCS_REF = $(shell git rev-parse HEAD)
+else
+  DOCKER_LABEL_VCS_REF = $(shell git rev-parse HEAD)+dirty
 endif
 
-ifeq ($(TARGET_TAG),)
-TARGET_TAG := latest
-endif
-
-# If no DOCKER_HOST_IP is specified grab a v4 IP address associated with
-# the default gateway
-ifeq ($(DOCKER_HOST_IP),)
-DOCKER_HOST_IP := $(shell ifconfig $$(netstat -rn | grep -E '^(default|0.0.0.0)' | head -1 | awk '{print $$NF}') | grep inet | awk '{print $$2}' | sed -e 's/addr://g')
-endif
-
-
-ifneq ($(http_proxy)$(https_proxy),)
-# Include proxies from the environment
-DOCKER_PROXY_ARGS = \
-       --build-arg http_proxy=$(http_proxy) \
-       --build-arg https_proxy=$(https_proxy) \
-       --build-arg ftp_proxy=$(ftp_proxy) \
-       --build-arg no_proxy=$(no_proxy) \
-       --build-arg HTTP_PROXY=$(HTTP_PROXY) \
-       --build-arg HTTPS_PROXY=$(HTTPS_PROXY) \
-       --build-arg FTP_PROXY=$(FTP_PROXY) \
-       --build-arg NO_PROXY=$(NO_PROXY)
-endif
-
-DOCKER_BUILD_ARGS = \
-	--build-arg TAG=$(TAG) \
-	--build-arg REGISTRY=$(REGISTRY) \
-	--build-arg REPOSITORY=$(REPOSITORY) \
-	$(DOCKER_PROXY_ARGS) $(DOCKER_CACHE_ARG) \
-	 --rm --force-rm \
-	$(DOCKER_BUILD_EXTRA_ARGS)
-
-DOCKER_IMAGE_LIST = \
-	openolt-adapter-go
-
-
-.PHONY: $(DIRS) $(DIRS_CLEAN) $(DIRS_FLAKE8) adapters 
+.PHONY: docker-build local-protos local-volthago
 
 # This should to be the first and default target in this Makefile
 help:
 	@echo "Usage: make [<target>]"
 	@echo "where available targets are:"
 	@echo
-	@echo "build        : Build the docker images.\n\
-               If this is the first time you are building, choose \"make build\" option."
+	@echo "build             : Build the openolt adapter docker image"
+	@echo "help              : Print this help"
+	@echo "docker-push       : Push the docker images to an external repository"
+	@echo "lint              : Run lint verification, depenancy, gofmt and reference check"
+	@echo "test              : Run unit tests, if any"
 	@echo
 
 
-# Parallel Build
-$(DIRS):
-	@echo "    MK $@"
-	$(Q)$(MAKE) -C $@
+## Docker targets
 
-# Parallel Clean
-DIRS_CLEAN = $(addsuffix .clean,$(DIRS))
-$(DIRS_CLEAN):
-	@echo "    CLEAN $(basename $@)"
-	$(Q)$(MAKE) -C $(basename $@) clean
+build: docker-build
 
-build: containers
-
-containers: adapter_openolt_go
-
-adapter_openolt_go:
+local-protos:
 ifdef LOCAL_PROTOS
 	mkdir -p vendor/github.com/opencord/voltha-protos/go
 	cp -rf ${GOPATH}/src/github.com/opencord/voltha-protos/go/ vendor/github.com/opencord/voltha-protos
 endif
+
+local-volthago:
 ifdef LOCAL_VOLTHAGO
 	mkdir -p vendor/github.com/opencord/voltha-go/
 	cp -rf ${GOPATH}/src/github.com/opencord/voltha-go/ vendor/github.com/opencord/
 	rm -rf vendor/github.com/opencord/voltha-go/vendor
 endif
-	docker build $(DOCKER_BUILD_ARGS) -t ${REGISTRY}${REPOSITORY}voltha-openolt-adapter-go:${TAG} -f docker/Dockerfile.openolt .
+
+docker-build: local-protos local-volthago
+	docker build $(DOCKER_BUILD_ARGS) \
+    -t ${ADAPTER_IMAGENAME} \
+    --build-arg org_label_schema_version="${VERSION}" \
+    --build-arg org_label_schema_vcs_url="${DOCKER_LABEL_VCS_URL}" \
+    --build-arg org_label_schema_vcs_ref="${DOCKER_LABEL_VCS_REF}" \
+    --build-arg org_label_schema_build_date="${DOCKER_LABEL_BUILD_DATE}" \
+    --build-arg org_opencord_vcs_commit_date="${DOCKER_LABEL_COMMIT_DATE}" \
+    -f docker/Dockerfile.openolt .
+
+docker-push:
+	docker push ${ADAPTER_IMAGENAME}
+
+
+## lint and unit tests
 
 lint-style:
 ifeq (,$(shell which gofmt))
diff --git a/docker/Dockerfile.openolt b/docker/Dockerfile.openolt
index 0e20b44..a0a2554 100644
--- a/docker/Dockerfile.openolt
+++ b/docker/Dockerfile.openolt
@@ -1,13 +1,27 @@
+# Copyright 2016 the original author or authors.
+#
+# 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
+#
+# 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.
+
 # -------------
 # Build stage
 
-FROM golang:1.10-alpine3.9 AS build-env
+FROM golang:1.12-alpine3.9 AS build-env
 
 # Install required packages
 RUN apk add --no-cache wget git make build-base protobuf protobuf-dev
 
 # Prepare directory structure
-RUN ["mkdir", "-p", "/src"]
+RUN ["mkdir", "-p", "/build"]
 RUN ["mkdir", "-p", "$GOPATH/src", "$GOPATH/pkg", "$GOPATH/bin"]
 RUN ["mkdir", "-p", "$GOPATH/src/github.com/opencord"]
 RUN ["mkdir", "-p", "$GOPATH/src/github.com/opencord/voltha-openolt-adapter"]
@@ -20,17 +34,30 @@
 COPY *.go ./
 
 # Build openolt
-RUN go build -o /src/openolt
-
+RUN go build -o /build/openolt
 
 # -------------
 # Image creation stage
 
-FROM alpine:3.9
+FROM alpine:3.9.4
 
 # Set the working directory
 WORKDIR /app
 
 # Copy required files
-COPY --from=build-env /src/openolt /app/
+COPY --from=build-env /build/openolt /app/
 
+# Label image
+ARG org_label_schema_version=unknown
+ARG org_label_schema_vcs_url=unknown
+ARG org_label_schema_vcs_ref=unknown
+ARG org_label_schema_build_date=unknown
+ARG org_opencord_vcs_commit_date=unknown
+
+LABEL org.label-schema.schema-version=1.0 \
+      org.label-schema.name=voltha-openolt-adapter-go \
+      org.label-schema.version=$org_label_schema_version \
+      org.label-schema.vcs-url=$org_label_schema_vcs_url \
+      org.label-schema.vcs-ref=$org_label_schema_vcs_ref \
+      org.label-schema.build-date=$org_label_schema_build_date \
+      org.opencord.vcs-commit-date=$org_opencord_vcs_commit_date
diff --git a/python/Makefile b/python/Makefile
index 1cb11de..9c81ed0 100644
--- a/python/Makefile
+++ b/python/Makefile
@@ -14,100 +14,98 @@
 # limitations under the License.
 #
 
-ifeq ($(TAG),)
-TAG := latest
+# set default shell
+SHELL = bash -e -o pipefail
+
+# Variables
+VERSION                  ?= $(shell cat ../VERSION)
+
+## Docker related
+DOCKER_REGISTRY          ?=
+DOCKER_REPOSITORY        ?=
+DOCKER_BUILD_ARGS        ?=
+DOCKER_TAG               ?= ${VERSION}
+ADAPTER_IMAGENAME        := ${DOCKER_REGISTRY}${DOCKER_REPOSITORY}voltha-openolt-adapter:${DOCKER_TAG}
+
+## Docker labels. Only set ref and commit date if committed
+DOCKER_LABEL_VCS_URL     ?= $(shell git remote get-url $(shell git remote))
+DOCKER_LABEL_BUILD_DATE  ?= $(shell date -u "+%Y-%m-%dT%H:%M:%SZ")
+DOCKER_LABEL_COMMIT_DATE = $(shell git show -s --format=%cd --date=iso-strict HEAD)
+
+ifeq ($(shell git ls-files --others --modified --exclude-standard 2>/dev/null | wc -l | sed -e 's/ //g'),0)
+  DOCKER_LABEL_VCS_REF = $(shell git rev-parse HEAD)
+else
+  DOCKER_LABEL_VCS_REF = $(shell git rev-parse HEAD)+dirty
 endif
 
-ifeq ($(TARGET_TAG),)
-TARGET_TAG := latest
-endif
-
-ifneq ($(http_proxy)$(https_proxy),)
-# Include proxies from the environment
-DOCKER_PROXY_ARGS = \
-       --build-arg http_proxy=$(http_proxy) \
-       --build-arg https_proxy=$(https_proxy) \
-       --build-arg ftp_proxy=$(ftp_proxy) \
-       --build-arg no_proxy=$(no_proxy) \
-       --build-arg HTTP_PROXY=$(HTTP_PROXY) \
-       --build-arg HTTPS_PROXY=$(HTTPS_PROXY) \
-       --build-arg FTP_PROXY=$(FTP_PROXY) \
-       --build-arg NO_PROXY=$(NO_PROXY)
-endif
-
-DOCKER_BUILD_ARGS = \
-	--build-arg TAG=$(TAG) \
-	--build-arg REGISTRY=$(REGISTRY) \
-	--build-arg REPOSITORY=$(REPOSITORY) \
-	$(DOCKER_PROXY_ARGS) $(DOCKER_CACHE_ARG) \
-	 --rm --force-rm \
-	$(DOCKER_BUILD_EXTRA_ARGS)
-
-DOCKER_BUILD_EXTRA_ARGS = \
-	--build-arg LOCAL_PYVOLTHA=$(LOCAL_PYVOLTHA) \
-	--build-arg LOCAL_PROTOS=$(LOCAL_PROTOS)
-
-DOCKER_IMAGE_LIST = \
-	voltha-openolt-adapter-base \
-	voltha-openolt-adapter
-
-VENVDIR := venv-$(shell uname -s | tr '[:upper:]' '[:lower:]')
-
-.PHONY: $(DIRS) $(DIRS_CLEAN) base openolt_adapter
+.PHONY: venv docker-build local-protos local-pyvoltha
 
 # This should to be the first and default target in this Makefile
 help:
 	@echo "Usage: make [<target>]"
 	@echo "where available targets are:"
 	@echo
-	@echo "build             : Build the adapter."
+	@echo "build             : Build the openolt adapter docker image"
+	@echo "help              : Print this help"
+	@echo "docker-push       : Push the docker images to an external repository"
+	@echo "venv              : Build local Python virtualenv"
 	@echo "clean             : Remove files created by the build and tests"
 	@echo "distclean         : Remove venv directory"
-	@echo "help              : Print this help"
-	@echo "rebuild-venv      : Rebuild local Python virtualenv from scratch"
-	@echo "venv              : Build local Python virtualenv if did not exist yet"
-	@echo "containers        : Build all the docker containers"
-	@echo "base              : Build a base docker image with a modern version of pip and requirements.txt installed"
-	@echo "openolt_adapter   : Build the openolt adapter docker container"
-	@echo "tag               : Tag a set of images"
-	@echo "push              : Push the docker images to an external repository"
-	@echo "pull              : Pull the docker images from a repository"
 	@echo
 
-build: containers
 
-containers: base openolt_adapter
+## Docker targets
 
-base:
-	mkdir -p local_imports/
-ifdef LOCAL_PYVOLTHA
-	mkdir -p local_imports/pyvoltha/dist
-	cp ../../pyvoltha/dist/*.tar.gz local_imports/pyvoltha/dist/
-endif
+build: docker-build
+
+local-protos: 
+	mkdir -p local_imports
 ifdef LOCAL_PROTOS
 	mkdir -p local_imports/voltha-protos/dist
 	cp ../../voltha-protos/dist/*.tar.gz local_imports/voltha-protos/dist/
 endif
-	docker build $(DOCKER_BUILD_ARGS) -t ${REGISTRY}${REPOSITORY}voltha-openolt-adapter-base:${TAG} -f docker/Dockerfile.base .
+
+local-pyvoltha:
+	mkdir -p local_imports
+ifdef LOCAL_PYVOLTHA
+	mkdir -p local_imports/pyvoltha/dist
+	cp ../../pyvoltha/dist/*.tar.gz local_imports/pyvoltha/dist/
+endif
+
+docker-build: local-protos local-pyvoltha
+	docker build $(DOCKER_BUILD_ARGS) \
+    -t ${ADAPTER_IMAGENAME} \
+    --build-arg LOCAL_PYVOLTHA=$(LOCAL_PYVOLTHA) \
+    --build-arg LOCAL_PROTOS=$(LOCAL_PROTOS) \
+    --build-arg org_label_schema_version="${VERSION}" \
+    --build-arg org_label_schema_vcs_url="${DOCKER_LABEL_VCS_URL}" \
+    --build-arg org_label_schema_vcs_ref="${DOCKER_LABEL_VCS_REF}" \
+    --build-arg org_label_schema_build_date="${DOCKER_LABEL_BUILD_DATE}" \
+    --build-arg org_opencord_vcs_commit_date="${DOCKER_LABEL_COMMIT_DATE}" \
+    -f docker/Dockerfile.openolt_adapter .
+
+docker-push:
+	docker push ${ADAPTER_IMAGENAME}
 
 
-openolt_adapter: base
-	docker build $(DOCKER_BUILD_ARGS) -t ${REGISTRY}${REPOSITORY}voltha-openolt-adapter:${TAG} -f docker/Dockerfile.openolt_adapter .
+## Python venv dev environment
 
-tag: $(patsubst  %,%.tag,$(DOCKER_IMAGE_LIST))
+VENVDIR := venv-openolt
 
-push: tag $(patsubst  %,%.push,$(DOCKER_IMAGE_LIST))
+venv: distclean local-protos local-pyvoltha
+	virtualenv ${VENVDIR};\
+        source ./${VENVDIR}/bin/activate ; set -u ;\
+	rm ${VENVDIR}/local/bin ${VENVDIR}/local/lib ${VENVDIR}/local/include ;\
+        pip install -r requirements.txt
 
-pull: $(patsubst  %,%.pull,$(DOCKER_IMAGE_LIST))
-
-%.tag:
-	docker tag ${REGISTRY}${REPOSITORY}voltha-$(subst .tag,,$@):${TAG} ${TARGET_REGISTRY}${TARGET_REPOSITORY}voltha-$(subst .tag,,$@):${TARGET_TAG}
-
-%.push:
-	docker push ${TARGET_REGISTRY}${TARGET_REPOSITORY}voltha-$(subst .push,,$@):${TARGET_TAG}
-
-%.pull:
-	docker pull ${REGISTRY}${REPOSITORY}voltha-$(subst .pull,,$@):${TAG}
+ifdef LOCAL_PYVOLTHA
+	source ./${VENVDIR}/bin/activate ; set -u ;\
+	pip install local_imports/pyvoltha/dist/*.tar.gz
+endif
+ifdef LOCAL_PROTOS
+	source ./${VENVDIR}/bin/activate ; set -u ;\
+	pip install local_imports/voltha-protos/dist/*.tar.gz
+endif
 
 clean:
 	rm -rf local_imports
@@ -116,38 +114,4 @@
 distclean: clean
 	rm -rf ${VENVDIR}
 
-purge-venv:
-	rm -fr ${VENVDIR}
-
-rebuild-venv: purge-venv venv
-
-venv: ${VENVDIR}/.built
-
-${VENVDIR}/.built:
-	virtualenv -v ${VENVDIR}
-	# these are just symlinks to the other folders in the venv.  this makes it appear as if there are duplicate definitions in PYTHONPATH.  venv bug?
-	rm ${VENVDIR}/local/bin ${VENVDIR}/local/lib ${VENVDIR}/local/include
-	. ${VENVDIR}/bin/activate && \
-	    pip install --upgrade pip; \
-	    if ! pip install -r requirements.txt; \
-	    then \
-	        echo "On MAC OS X, if the installation failed with an error \n'<openssl/opensslv.h>': file not found,"; \
-	        echo "see the BUILD.md file for a workaround"; \
-	    else \
-	        uname -s > ${VENVDIR}/.built; \
-	    fi
-
-ifdef LOCAL_PYVOLTHA
-	mkdir -p local_imports/pyvoltha/dist
-	cp ../../pyvoltha/dist/*.tar.gz local_imports/pyvoltha/dist/
-	. ${VENVDIR}/bin/activate && \
-	    pip install local_imports/pyvoltha/dist/*.tar.gz
-endif
-ifdef LOCAL_PROTOS
-	mkdir -p local_imports/voltha-protos/dist
-	cp ../../voltha-protos/dist/*.tar.gz local_imports/voltha-protos/dist/
-	. ${VENVDIR}/bin/activate && \
-	    pip install local_imports/voltha-protos/dist/*.tar.gz
-endif
-
 # end file
diff --git a/python/docker/Dockerfile.base b/python/docker/Dockerfile.base
deleted file mode 100644
index 94a3797..0000000
--- a/python/docker/Dockerfile.base
+++ /dev/null
@@ -1,46 +0,0 @@
-# Copyright 2016 the original author or authors.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-FROM ubuntu:xenial
-
-MAINTAINER Voltha Community <info@opennetworking.org>
-
-ARG LOCAL_PYVOLTHA
-ARG LOCAL_PROTOS
-
-# Update to have latest images
-RUN apt-get update && \
-    apt-get install -y python openssl iproute2 libpcap-dev wget build-essential git binutils python-dev libffi-dev libssl-dev 
-
-# Install current version of pip rather than outdated pip from apt
-RUN wget -O /tmp/get-pip.py https://bootstrap.pypa.io/get-pip.py
-RUN python /tmp/get-pip.py
-
-# Install adapter requirements. 
-COPY requirements.txt /tmp/requirements.txt
-RUN pip install -r /tmp/requirements.txt
-
-#COPY POTENTIAL LOCAL IMPORTS
-COPY local_imports/ /local_imports/
-
-RUN if [ -n "$LOCAL_PYVOLTHA" ] ; then \
-    pip install /local_imports/pyvoltha/dist/*.tar.gz ; \
-fi
-
-RUN if [ -n "$LOCAL_PROTOS" ] ; then \
-    pip install /local_imports/voltha-protos/dist/*.tar.gz ; \
-fi
-
-
-
diff --git a/python/docker/Dockerfile.openolt_adapter b/python/docker/Dockerfile.openolt_adapter
index db52a0e..df97755 100644
--- a/python/docker/Dockerfile.openolt_adapter
+++ b/python/docker/Dockerfile.openolt_adapter
@@ -11,19 +11,49 @@
 # 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.
-ARG TAG=latest
-ARG REGISTRY=
-ARG REPOSITORY=
+FROM ubuntu:16.04
 
-FROM ${REGISTRY}${REPOSITORY}voltha-openolt-adapter-base:${TAG}
+# Update to have latest images
+RUN apt-get update && \
+    apt-get install -y python openssl iproute2 libpcap-dev wget build-essential git binutils python-dev libffi-dev libssl-dev
 
-MAINTAINER Voltha Community <info@opennetworking.org>
+# Install current version of pip rather than outdated pip from apt
+RUN wget -O /tmp/get-pip.py https://bootstrap.pypa.io/get-pip.py
+RUN python /tmp/get-pip.py
+
+# Install adapter requirements.
+COPY requirements.txt /tmp/requirements.txt
+RUN pip install -r /tmp/requirements.txt
+
+ARG LOCAL_PYVOLTHA
+ARG LOCAL_PROTOS
+COPY local_imports/ /local_imports/
+RUN if [ -n "$LOCAL_PYVOLTHA" ] ; then \
+    pip install /local_imports/pyvoltha/dist/*.tar.gz ; \
+fi
+
+RUN if [ -n "$LOCAL_PROTOS" ] ; then \
+    pip install /local_imports/voltha-protos/dist/*.tar.gz ; \
+fi
 
 # Bundle app source
 RUN mkdir /voltha && touch /voltha/__init__.py
+RUN mkdir /voltha/adapters && touch /voltha/adapters/__init__.py
 ENV PYTHONPATH=/voltha
 COPY adapters/openolt /voltha/adapters/openolt
 RUN touch /voltha/adapters/__init__.py
 
-# Exposing process and default entry point
-CMD ["python", "/voltha/adapters/openolt/main.py"]
+# Label image
+ARG org_label_schema_version=unknown
+ARG org_label_schema_vcs_url=unknown
+ARG org_label_schema_vcs_ref=unknown
+ARG org_label_schema_build_date=unknown
+ARG org_opencord_vcs_commit_date=unknown
+
+LABEL org.label-schema.schema-version=1.0 \
+      org.label-schema.name=voltha-openolt-adapter \
+      org.label-schema.version=$org_label_schema_version \
+      org.label-schema.vcs-url=$org_label_schema_vcs_url \
+      org.label-schema.vcs-ref=$org_label_schema_vcs_ref \
+      org.label-schema.build-date=$org_label_schema_build_date \
+      org.opencord.vcs-commit-date=$org_opencord_vcs_commit_date
diff --git a/python/env.sh b/python/env.sh
index ac26835..6cfdf75 100644
--- a/python/env.sh
+++ b/python/env.sh
@@ -12,18 +12,11 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 # sourcing this file is needed to make local development and integration testing work
-export VOLTHA_BASE=$PWD
 
-# load local python virtualenv if exists, otherwise create it
-VENVDIR="venv-$(uname -s | tr '[:upper:]' '[:lower:]')"
-if [ ! -e "$VENVDIR/.built" ]; then
-    echo "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
-    echo "Initializing OS-appropriate virtual env."
-    echo "This will take a few minutes."
-    echo "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
-    make venv
+# load local python virtualenv if exists
+VENVDIR="venv-openolt"
+if [ -e "$VENVDIR/bin/activate" ]; then
+    . $VENVDIR/bin/activate
+else
+   echo "Run 'make venv' to setup python development environment"
 fi
-. $VENVDIR/bin/activate
-
-#add top-level voltha dir to pythonpath
-export PYTHONPATH=$VOLTHA_BASE/$VENVDIR/lib/python2.7/site-packages:$PYTHONPATH:$VOLTHA_BASE:$VOLTHA_BASE/cli:$VOLTHA_BASE/protos/third_party