diff --git a/init.el b/init.el
index 24a749c..14e8f34 100644
--- a/init.el
+++ b/init.el
@@ -644,6 +644,9 @@ COMMAND and COMINT are like `compile'."
 ;; markdown
 (use-package markdown-mode)
 
+;; groovy
+(use-package groovy-mode)
+
 ;; cmake
 (require 'cmake-mode)
 (with-eval-after-load 'cmake-mode