diff --git a/.drone.yml b/.drone.yml
index ac2133f..216a87b 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -29,6 +29,7 @@ steps:
       - npm config set registry https://registry.npmmirror.com
       - set NODE_OPTIONS=--openssl-legacy-provider
       - npm install --legacy-peer-deps
+      - npm install codemirror
 #      - npm install patch-package
 #      - npx patch-package
 #      - npm info unplugin-icons