diff --git a/docker/Dockerfile b/docker/Dockerfile
index 66a56b23585f308c76c5ce46554c92c5f90d6704..996b7fc8b87adb21b37c209ef48d267706d469c0 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -168,7 +168,6 @@ WORKDIR /home
 # ENVIRONMENT
 ##############################################################################
 ENV OST_ROOT="/usr/local"
-ENV OPENSTRUCTURE_VERSION="1.7.1"
 ENV PYTHONPATH="/usr/local/lib64/python2.7/site-packages:${PYTHONPATH}"
 ENV LD_LIBRARY_PATH="$LD_LIBRARY_PATH:/usr/local/lib64"
 ENV QT_X11_NO_MITSHM=1