diff --git a/init.el b/init.el
index 45a38aa..c3c1ab0 100644
--- a/init.el
+++ b/init.el
@@ -201,8 +201,8 @@
   :ensure t)
 
 ;; Use python-mode for .bazel files
-(add-to-list 'auto-mode-alist '("\\.bazel\\'" . python-mode))
-(add-to-list 'auto-mode-alist '("\\(BUILD\\|WORKSPACE\\|MODULE\\)\\'" . python-mode))
+(add-to-list 'auto-mode-alist '("\\(.bazel\\|.buck\\)\\'" . python-mode))
+(add-to-list 'auto-mode-alist '("\\(BUILD\\|WORKSPACE\\|MODULE\\BUCK)\\'" . python-mode))
 
 (use-package emacs
   :config