diff --git a/.buildkite/hooks/post-command b/.buildkite/hooks/post-command
index 32578cbf..af0c112f 100755
--- a/.buildkite/hooks/post-command
+++ b/.buildkite/hooks/post-command
@@ -5,9 +5,9 @@ set +u
 if [[ $BUILDKITE_LABEL =~ ":selenium:" ]] || [[ $BUILDKITE_LABEL =~ ":docker: Build Image" ]];
 then
   CONTAINERS=$(docker ps -a -q)
-  if [[ $CONTAINERS != "" ]];
+  if [[ ${CONTAINERS} != "" ]];
   then
     echo "--- :docker: Clean environment"
-    docker rm -f $CONTAINERS
+    docker rm -f "${CONTAINERS}"
   fi
 fi
\ No newline at end of file
diff --git a/.buildkite/hooks/pre-artifact b/.buildkite/hooks/pre-artifact
index 8fb94446..6d2d75e4 100755
--- a/.buildkite/hooks/pre-artifact
+++ b/.buildkite/hooks/pre-artifact
@@ -15,11 +15,11 @@ then
   echo "--- :docker: Saving artifacts for :buildkite: :docker: :github: releases"
   # Save binary for buildkite and github artifacts
   docker create --name authelia-binary $DOCKER_IMAGE:latest
-  docker cp authelia-binary:/usr/app/authelia ./authelia-linux-$ARCH
+  docker cp authelia-binary:/usr/app/authelia ./authelia-linux-"${ARCH}"
   docker cp authelia-binary:/usr/app/public_html ./
   docker rm -f authelia-binary
-  tar -czf authelia-linux-$ARCH.tar.gz authelia-linux-$ARCH public_html
-  sha256sum authelia-linux-$ARCH.tar.gz > authelia-linux-$ARCH.tar.gz.sha256
+  tar -czf authelia-linux-"${ARCH}".tar.gz authelia-linux-"${ARCH}" public_html
+  sha256sum authelia-linux-"${ARCH}".tar.gz > authelia-linux-"${ARCH}".tar.gz.sha256
   # Saving image for push to DockerHub
-  docker save $DOCKER_IMAGE | gzip > authelia-image-$ARCH.tar.gz
+  docker save $DOCKER_IMAGE | gzip > authelia-image-"${ARCH}".tar.gz
 fi
\ No newline at end of file
diff --git a/.buildkite/hooks/pre-command b/.buildkite/hooks/pre-command
index 8528e344..aa04019e 100755
--- a/.buildkite/hooks/pre-command
+++ b/.buildkite/hooks/pre-command
@@ -11,8 +11,8 @@ fi
 
 if [[ $BUILDKITE_LABEL =~ ":docker: Deploy Image" ]];
 then
-  buildkite-agent artifact download "authelia-image-$ARCH*" .
-  zcat authelia-image-$ARCH.tar.gz | docker load
+  buildkite-agent artifact download "authelia-image-${ARCH}*" .
+  zcat authelia-image-"${ARCH}".tar.gz | docker load
 fi
 
 if [[ $BUILDKITE_LABEL == ":github: Deploy Artifacts" ]];
diff --git a/.buildkite/steps/ghartifacts.sh b/.buildkite/steps/ghartifacts.sh
index 7a3d07ef..20a6f26a 100755
--- a/.buildkite/steps/ghartifacts.sh
+++ b/.buildkite/steps/ghartifacts.sh
@@ -3,9 +3,12 @@ set -eu
 
 artifacts=()
 
-for FILES in authelia-linux-amd64.tar.gz authelia-linux-arm32v7.tar.gz authelia-linux-arm64v8.tar.gz authelia-linux-amd64.tar.gz.sha256 authelia-linux-arm32v7.tar.gz.sha256 authelia-linux-arm64v8.tar.gz.sha256;
+for FILES in \
+  authelia-linux-amd64.tar.gz authelia-linux-amd64.tar.gz.sha256 \
+  authelia-linux-arm32v7.tar.gz authelia-linux-arm32v7.tar.gz.sha256 \
+  authelia-linux-arm64v8.tar.gz authelia-linux-arm64v8.tar.gz.sha256;
 do
-  artifacts+=(-a ${FILES})
+  artifacts+=(-a "${FILES}")
 done
 
-hub release create ${artifacts[@]} -m $BUILDKITE_TAG $BUILDKITE_TAG
\ No newline at end of file
+hub release create "${artifacts[@]}" -m "${BUILDKITE_TAG}" "${BUILDKITE_TAG}"
\ No newline at end of file