diff --git a/oni-cmake.el b/oni-cmake.el
index d37c460..d8ba67f 100644
--- a/oni-cmake.el
+++ b/oni-cmake.el
@@ -4,7 +4,7 @@
 
 ;; Author: Tom Willemse <tom@ryuslash.org>
 ;; Keywords: local
-;; Version: 20190328160117
+;; Version: 20190328173541
 ;; Package-Requires: (cmake-mode oni-company cmake-font-lock)
 
 ;; This program is free software; you can redistribute it and/or modify
@@ -42,6 +42,10 @@
                     eol)
                1 2 nil 1 1))
 
+;;;###autoload
+(with-eval-after-load 'grep
+  (add-to-list 'grep-files-aliases '("cmake" . "CMakeLists.txt *.cmake")))
+
 ;;;###autoload(with-eval-after-load 'cmake-mode (require 'oni-cmake))
 
 (provide 'oni-cmake)