diff --git a/platform/vs/docker-sonic-vs/Dockerfile.j2 b/platform/vs/docker-sonic-vs/Dockerfile.j2
index ded75caff5..a7cccfd60a 100644
--- a/platform/vs/docker-sonic-vs/Dockerfile.j2
+++ b/platform/vs/docker-sonic-vs/Dockerfile.j2
@@ -46,6 +46,7 @@ RUN apt-get install -y net-tools \
 
 RUN pip install setuptools
 RUN pip install py2_ipaddress
+RUN pip install six
 
 {% if docker_sonic_vs_debs.strip() -%}
 # Copy locally-built Debian package dependencies