diff --git a/docs/src/vim.md b/docs/src/vim.md
index f5c2367f7c..2055e6d68d 100644
--- a/docs/src/vim.md
+++ b/docs/src/vim.md
@@ -547,6 +547,7 @@ If you're using vim mode on Linux or Windows, you may find it overrides keybindi
     "ctrl-y": "editor::Undo",          // vim default: line up
     "ctrl-f": "buffer_search::Deploy", // vim default: page down
     "ctrl-o": "workspace::Open",       // vim default: go back
+    "ctrl-s": "workspace::Save",       // vim default: show signature
     "ctrl-a": "editor::SelectAll",     // vim default: increment
   }
 },