diff --git a/modules/lang/clojure/config.el b/modules/lang/clojure/config.el
index 16d5f804e..d51d830aa 100644
--- a/modules/lang/clojure/config.el
+++ b/modules/lang/clojure/config.el
@@ -27,7 +27,14 @@
                    clojurec-mode
                    clojurescript-mode
                    clojurex-mode))
-        (add-to-list 'lsp-language-id-configuration (cons m "clojure"))))))
+        (add-to-list 'lsp-language-id-configuration (cons m "clojure")))))
+
+  (when (modulep! +tree-sitter)
+    (add-hook! '(clojure-mode-local-vars-hook
+                 clojurec-mode-local-vars-hook
+                 clojurescript-mode-local-vars-hook)
+               :append
+               #'tree-sitter!)))
 
 
 (use-package! cider
diff --git a/modules/lang/lua/config.el b/modules/lang/lua/config.el
index 97286aa62..c989ab25f 100644
--- a/modules/lang/lua/config.el
+++ b/modules/lang/lua/config.el
@@ -74,7 +74,10 @@ lua-language-server.")
     tab-width 2
     ;; Don't treat autoloads or sexp openers as outline headers, we have
     ;; hideshow for that.
-    outline-regexp "[ \t]*;;;;* [^ \t\n]"))
+    outline-regexp "[ \t]*;;;;* [^ \t\n]")
+
+  (when (modulep! +tree-sitter)
+    (add-hook! 'fennel-mode-local-vars-hook 'tree-sitter! 'append)))
 
 
 ;;