diff --git a/ansible/roles/emacs/files/lang-rust.el b/ansible/roles/emacs/files/lang-rust.el
index ffcc0f4..2a61813 100644
--- a/ansible/roles/emacs/files/lang-rust.el
+++ b/ansible/roles/emacs/files/lang-rust.el
@@ -44,6 +44,7 @@
   :init
   (add-to-list 'major-mode-remap-alist '(rust-mode . rust-ts-mode))
   :config
+  (add-to-list 'treesit-language-source-alist '(rust "https://github.com/tree-sitter/tree-sitter-rust"))
   (treesit-install-language-grammar 'rust)
   ;; Add keybindings for interacting with Cargo
   (use-package cargo
diff --git a/ansible/roles/emacs/files/util-tree-sitter.el b/ansible/roles/emacs/files/util-tree-sitter.el
index 39b89a2..3439ec0 100644
--- a/ansible/roles/emacs/files/util-tree-sitter.el
+++ b/ansible/roles/emacs/files/util-tree-sitter.el
@@ -1,8 +1,3 @@
-(setq treesit-language-source-alist
-      '(
-        (rust "https://github.com/tree-sitter/tree-sitter-rust")
-        ))
-
 ;; Default to the max level of detail in treesitter highlighting. This
 ;; can be overridden in each language's use-package call with:
 ;;