diff --git a/.build.yml b/.build.yml
index 1661030..7c2de31 100644
--- a/.build.yml
+++ b/.build.yml
@@ -6,7 +6,7 @@ packages:
   - lua5.3
   - lua5.4
   - luajit
-sources
+sources:
   - https://git.sr.ht/~xerool/fennel-ls
 tasks:
   - build: |