diff --git a/.woodpecker/docs.yml b/.woodpecker/docs.yml
index 864cb67..2a95d2e 100644
--- a/.woodpecker/docs.yml
+++ b/.woodpecker/docs.yml
@@ -37,7 +37,7 @@ steps:
       - npm install --quiet --no-progress
       - npm run build
     environment:
-      FORCE_COLOR: true
+      FORCE_COLOR: "true"
 
   build:
     image: quay.io/thegeeklab/hugo:0.115.2