diff --git a/stacks/dlrs/mkl/Dockerfile b/stacks/dlrs/mkl/Dockerfile
index e473f87..6f58504 100644
--- a/stacks/dlrs/mkl/Dockerfile
+++ b/stacks/dlrs/mkl/Dockerfile
@@ -41,6 +41,7 @@ ARG clear_ver
 ARG swupd_args=$clear_ver
 ARG HOROVOD_VERSION=0.16.4
 ARG NUMACTL_VERSION=2.0.12
+ARG MODEL_SERVER_TAG=v2019.1.1
 
 # update os and add required bundles
 RUN swupd update -m $swupd_args \
@@ -54,7 +55,7 @@ RUN swupd update -m $swupd_args \
     && rm -rf /numactl-${NUMACTL_VERSION}* \
     && rm -rf /var/lib/swupd/* \
     && ln -sf /usr/lib64/libstdc++.so /usr/lib64/libstdc++.so.6 \
-    && ln -sf /usr/lib64/libzstd.so.1.4.1 /usr/lib64/libzstd.so.1 \
+    && ln -sf /usr/lib64/libzstd.so.1.4.* /usr/lib64/libzstd.so.1 \
     && ln -s /usr/lib64/libtcmalloc.so /usr/lib/libtcmalloc.so
 
 # install tensorflow, ntlk, jupyterhub, opencv and horovod
@@ -65,6 +66,7 @@ RUN pip --no-cache-dir install /tmp/tensorflow*.whl \
     && npm install -g configurable-http-proxy \
     && pip --no-cache-dir install common \
     && pip --no-cache-dir install notebook protobuf \
+    && pip --no-cache-dir install numpy tensorflow-serving-api google-cloud-storage boto3 jsonschema falcon cheroot \
     && pip --no-cache-dir install grpcio defusedxml==0.5.0 grpcio-tools test-generator==0.1.1 \
     && npm cache clean --force \
     && rm -rf /tmp/* \
@@ -77,16 +79,16 @@ COPY --from=base /dldt/inference-engine/ie_bridges/python/bin/intel64/Release/py
 
 # init
 RUN echo "export LD_LIBRARY_PATH=/usr/local/lib" >> /.bashrc \
-    && echo "export PYTHONPATH=/usr/local/lib/openvino/inference_engine/:$PYTHONPATH" >> /.bashrc
+    && echo "export PYTHONPATH=/usr/local/lib" >> /.bashrc
 # init ie serving
 WORKDIR /ie_serving_py
 RUN git clone https://github.com/IntelAI/OpenVINO-model-server.git model_server \
-    && cp ./model_server/{setup.py,requirements.txt} /ie_serving_py \
-    && echo "OpenVINO Model Server version: 2019_R1.1" > /ie_serving_py/version \
+    && cd model_server && git checkout ${MODEL_SERVER_TAG} && cd .. \
+    && cp ./model_server/setup.py /ie_serving_py \
+    && echo "OpenVINO Model Server version: ${MODEL_SERVER_TAG}" > /ie_serving_py/version \
     && echo "Git commit: `cd ./model_server; git rev-parse HEAD; cd ..`" >> /ie_serving_py/version \
-    && echo "OpenVINO version: 2019_R1.1 src" >> /ie_serving_py/version \
+    && echo "OpenVINO version: ${MODEL_SERVER_TAG} src" >> /ie_serving_py/version \
     && echo "# OpenVINO built with: https://github.com/opencv/dldt.git" >> /ie_serving_py/version \
-+    && echo "# OpenVINO built with: https://github.com/IntelAI/OpenVINO-model-server.git" >>  /ie_serving_py/version \
     && cp -r ./model_server/ie_serving /ie_serving_py/ie_serving \
     && pip --no-cache-dir install . \
     && rm -rf model_server
diff --git a/stacks/dlrs/mkl/scripts/install_bazel.sh b/stacks/dlrs/mkl/scripts/install_bazel.sh
index aad43af..7afe9d6 100755
--- a/stacks/dlrs/mkl/scripts/install_bazel.sh
+++ b/stacks/dlrs/mkl/scripts/install_bazel.sh
@@ -18,7 +18,7 @@ set -e
 set -u
 set -o pipefail
 
-export BAZEL_VERSION=0.26.1
+export BAZEL_VERSION=0.25.2
 # download and install bazel
 mkdir /bazel && cd /bazel 
 curl -fSsL -O https://github.com/bazelbuild/bazel/releases/download/$BAZEL_VERSION/bazel-$BAZEL_VERSION-dist.zip
diff --git a/stacks/dlrs/mkl/scripts/install_tensorflow.sh b/stacks/dlrs/mkl/scripts/install_tensorflow.sh
index 82efb3c..f8a74f9 100755
--- a/stacks/dlrs/mkl/scripts/install_tensorflow.sh
+++ b/stacks/dlrs/mkl/scripts/install_tensorflow.sh
@@ -19,11 +19,14 @@ set -u
 set -o pipefail
 
 export ARCH=skylake-avx512
+export TUNE=cascadelake
+export OPTM=3
 export TF_BRANCH=r1.14
+export TF_TAG=v1.14.0
 export PYTHON_BIN_PATH=/usr/bin/python
 export PROJECT=tensorflow
 export USE_DEFAULT_PYTHON_LIB_PATH=1
-export CC_OPT_FLAGS="-O3 -march=${ARCH} "
+export CC_OPT_FLAGS="-march=${ARCH} -mtune=native"
 export TF_NEED_JEMALLOC=1
 export TF_NEED_KAFKA=0
 export TF_NEED_OPENCL_SYCL=0
@@ -59,7 +62,7 @@ python_pkgs(){
 
 get_project() {
   git clone https://github.com/${PROJECT}/${PROJECT}.git 
-  cd tensorflow && git checkout ${TF_BRANCH}
+  cd tensorflow && git checkout -b ${TF_BRANCH} ${TF_TAG}
 }
 
 build () {
@@ -68,10 +71,13 @@ build () {
 
   # build TF
   bazel --output_base=/tmp/bazel build  \
-  --repository_cache=/tmp/cache --config=opt \
-  --config=mkl --cxxopt="-D_GLIBCXX_USE_CXX12_ABI=0" \
-  --copt=-O3 --copt=-march=${ARCH} \
+  --repository_cache=/tmp/cache \
+  --config=opt --config=mkl --copt=-mfma \
+  --copt=-O${OPTM} --copt=-Wa,-mfence-as-lock-add=yes \
+  --copt=-march=${ARCH}  --copt=-mtune=native \
    //tensorflow/tools/pip_package:build_pip_package
+
+  # generate pip package
   bazel-bin/tensorflow/tools/pip_package/build_pip_package /tmp/tf/
 }