diff --git a/modules/core/packages/dev.nix b/modules/core/packages/dev.nix
index ee70dcc..80cda7d 100644
--- a/modules/core/packages/dev.nix
+++ b/modules/core/packages/dev.nix
@@ -5,6 +5,7 @@
     neovim
     git
     tree-sitter
+    yamlfmt
     gcc
 
     # lua