diff --git a/Docker/build.sh b/Docker/build.sh
index 6a78d3be6f5af0a466fbda9076e7832a310606d1..1835b23961707578e0880812a8ae3f3e6970be7b 100755
--- a/Docker/build.sh
+++ b/Docker/build.sh
@@ -7,7 +7,7 @@ git diff $tag
 hash=$(git rev-parse --short HEAD)
 echo building rGIT${hash}
 sleep 1
-docker build "$@" --build-arg BORT=${tag} . -f shellb3-cspp-py38.Dockerfile \
+docker build "$@" --no-cache --build-arg BORT=${tag} . -f shellb3-cspp-py38.Dockerfile \
   -t shellb3-cspp-py38:latest \
   -t gitlab.ssec.wisc.edu:5555/cspp/buildbucket/shellb3/shellb3-centos7-gcc10-cspp-py38:rGIT${hash} \
   -t gitlab.ssec.wisc.edu:5555/cspp/buildbucket/shellb3/shellb3-centos7-gcc10-cspp-py38:latest