diff --git a/.drone.yml b/.drone.yml
index 058b6e0..2fabae1 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -110,7 +110,7 @@ steps:
       - apk add cosign docker
       - echo $COSIGN_KEY > cosign.key
       - echo $DOCKER_PASSWORD | docker login registry.odit.services -u $DOCKER_USERNAME --password-stdin
-      - cosign sign --key cosign.key registry.odit.services/library/nginx-brotli:${DRONE_TAG}
+      - "cosign sign --key cosign.key registry.odit.services/library/nginx-brotli:${DRONE_TAG}"
     environment:
       COSIGN_KEY:
         from_secret: cosign_key