diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 95f1020..7f9c246 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -5,7 +5,7 @@ stages:
 
 before_script:
   - apk update
-  - apk add cmake ninja gcc
+  - apk add musl-dev cmake ninja gcc
   - apk add libxcb-dev cairo-dev yaml-dev
   - apk add json-c-dev libmpdclient-dev alsa-lib-dev i3wm
   # - apt-get update