diff --git a/home-manager/modules/emacs/default.nix b/home-manager/modules/emacs/default.nix
index 0154461..a1e4df3 100644
--- a/home-manager/modules/emacs/default.nix
+++ b/home-manager/modules/emacs/default.nix
@@ -62,6 +62,7 @@ let
             tree-sitter-embedded-template
             tree-sitter-erlang
             tree-sitter-fish
+            tree-sitter-gleam
             tree-sitter-glsl
             tree-sitter-go
             tree-sitter-gomod