diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 62de59cf0d..63e35da849 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -98,4 +98,4 @@ jobs:
     - uses: actions/setup-ruby@v1
     - run: git clone https://github.com/git-lfs/build-dockers.git "$HOME/build-dockers"
     - run: (cd "$HOME/build-dockers" && ./build_dockers.bsh)
-    - run: DOCKER_AUTOPULL=0 ./docker/run_dockers.bsh
+    - run: DOCKER_AUTOPULL=0 ./docker/run_dockers.bsh --prune
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index a76642c76a..4df63b3dda 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -70,7 +70,7 @@ jobs:
     - run: gem install packagecloud-ruby
     - run: git clone https://github.com/git-lfs/build-dockers.git "$HOME/build-dockers"
     - run: (cd "$HOME/build-dockers" && ./build_dockers.bsh)
-    - run: DOCKER_AUTOPULL=0 ./docker/run_dockers.bsh
+    - run: DOCKER_AUTOPULL=0 ./docker/run_dockers.bsh --prune
     # If this is a pre-release tag, don't upload anything to packagecloud.
     - run: '[ -z "${GITHUB_REF%%refs/tags/*-pre*}" ] || ./script/packagecloud.rb'
       env:
diff --git a/docker/run_dockers.bsh b/docker/run_dockers.bsh
index 6f48cc0cc6..ab25b0a593 100755
--- a/docker/run_dockers.bsh
+++ b/docker/run_dockers.bsh
@@ -42,8 +42,11 @@ function split_image_name()
 
 # Parse Arguments
 IMAGES=()
+PRUNE=
 while [[ $# > 0 ]]; do
-  if [ "$1" == "--" ]; then
+  if [ "$1" = "--prune" ]; then
+    PRUNE=t
+  elif [ "$1" == "--" ]; then
     shift
     DOCKER_CMD="${@}"
     break
@@ -108,6 +111,10 @@ for IMAGE_NAME in "${IMAGES[@]}"; do
                    -v "${MINGW_PATCH}${IMAGE_REPO_DIR}:/repo" \
                    gitlfs/build-dockers:${IMAGE_NAME} ${DOCKER_CMD-}
 
+  if [ -n "$PRUNE" ]
+  then
+    $SUDO docker rmi -f "gitlfs/build-dockers:${IMAGE_NAME}"
+  fi
 done
 
 echo "Docker run completed successfully!"