diff --git a/docker/devicehub.entrypoint.sh b/docker/devicehub.entrypoint.sh
index 9783b367..800d04c7 100755
--- a/docker/devicehub.entrypoint.sh
+++ b/docker/devicehub.entrypoint.sh
@@ -118,18 +118,18 @@ config_oidc() {
         elif [ "${ID_SERVICE}" = "client_id" ]; then
 
                 # in DEVICEHUB_HOST we remove anything before ://
-                CLIENT_ID_CONFIG="/shared/client_id_${DEVICEHUB_HOST#*://}"
+                client_id_config="/shared/client_id_${DEVICEHUB_HOST#*://}"
 
                 # wait that the file generated by the server_id is readable
                 while true; do
-                        if [ -f "${CLIENT_ID_CONFIG}" ]; then
+                        if [ -f "${client_id_config}" ]; then
                                 break
                         fi
                         sleep 1
                 done
 
-                client_id="$(cat "${CLIENT_ID_CONFIG}" | jq -r '.client_id')"
-                client_secret="$(cat "${CLIENT_ID_CONFIG}" | jq -r '.client_secret')"
+                client_id="$(cat "${client_id_config}" | jq -r '.client_id')"
+                client_secret="$(cat "${client_id_config}" | jq -r '.client_secret')"
 
                 flask add_client_oidc \
                       "${SERVER_ID_HOST}" \