diff --git a/tools/workflows/deploy-website.sh b/tools/workflows/deploy-website.sh
index b7d571df7b4..f5280161202 100755
--- a/tools/workflows/deploy-website.sh
+++ b/tools/workflows/deploy-website.sh
@@ -20,6 +20,7 @@ PUBLIC_DIR="${REPO_DIR}/public"
 LOCK_FILE="${DEPLOY_LOCK_FILE:-/tmp/freecad-website.lock}"
 HUGO_BIN="${HUGO_BIN:-hugo}"
 HUGO_ENVIRONMENT="${HUGO_ENVIRONMENT:-production}"
+BASE_URL="${DEPLOY_BASE_URL:?DEPLOY_BASE_URL must be set to the site's base URL when called by the deployment run script}"
 
 BUILD_DIR=""
 OLD_PUBLIC=""
@@ -65,6 +66,7 @@ BUILD_DIR="$(mktemp -d "${REPO_DIR}/.deploy.XXXXXX")"
     --gc \
     --minify \
     --environment "$HUGO_ENVIRONMENT" \
+    --baseURL "$BASE_URL" \
     --destination "${BUILD_DIR}/public"
 
 OLD_PUBLIC="${PUBLIC_DIR}.old"