diff --git a/script/ci/docker_validate_image.sh b/script/ci/docker_validate_image.sh
index 47302be2095..ec6fd231988 100755
--- a/script/ci/docker_validate_image.sh
+++ b/script/ci/docker_validate_image.sh
@@ -242,6 +242,7 @@ validate_all_in_one() {
     -p "${VALIDATION_PORT}:80"
     -e SUPERVISORD_LOG_LEVEL=debug
     -e OPENPROJECT_LOGIN__REQUIRED=false
+    -e SECRET_KEY_BASE=eijai2ii3aithieJ4teez7Gavae4chai
     -e OPENPROJECT_HTTPS=false
   )