diff --git a/docker/LCM/Dockerfile b/docker/LCM/Dockerfile
index 909ea3a..145a251 100644
--- a/docker/LCM/Dockerfile
+++ b/docker/LCM/Dockerfile
@@ -1,3 +1,15 @@
+# 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.
+
 # This creates som/LCM docker from from last stable package
 
 FROM ubuntu:16.04
@@ -30,6 +42,7 @@
     && pip3 install -U aiokafka pyang lxml six enum34 \
     && pip3 install websockets==4.0.1 \
     && pip3 install requests \
+    && pip3 install cffi==1.5.2 \
     && rm -rf /var/lib/apt/lists/*
 
 # packages needed for N2VC because deb dependencies are not fine