diff --git a/init.el b/init.el
index 10a658a..37ced56 100644
--- a/init.el
+++ b/init.el
@@ -227,6 +227,7 @@
 (load-file custom-file)
 
 (use-package cl-lib)
+(use-package subr-x)
 
 (use-package warnings
   :config (cl-pushnew '(undo discard-info) warning-suppress-types