diff --git a/runtime/doc/vim.1 b/runtime/doc/vim.1
index b98a96e..d78bf2e 100644
--- a/runtime/doc/vim.1
+++ b/runtime/doc/vim.1
@@ -465,7 +465,7 @@
 to get started.
 Type ":help subject" to get help on a specific subject.
 For example: ":help ZZ" to get help for the "ZZ" command.
-Use <Tab> and CTRL-D to complete subjects (":help cmdline\-completion").
+Use <Tab> and CTRL\-D to complete subjects (":help cmdline\-completion").
 Tags are present to jump from one place to another (sort of hypertext links,
 see ":help").
 All documentation files can be viewed in this way, for example