diff --git a/README.md b/README.md
index 3a56719c..55b26ffa 100644
--- a/README.md
+++ b/README.md
@@ -131,7 +131,7 @@ Once in debugging mode, the following default mappings are available:
  * `<F6>`: stop debugging
  * `<F7>`: detach script from debugger
  * `<F9>`: run to cursor
- * `<F10>`: set line breakpoint
+ * `<F10>`: toggle line breakpoint
  * `<F11>`: show context variables (e.g. after "eval")
  * `<F12>`: evaluate variable under cursor
  * `:Breakpoint <type> <args>`: set a breakpoint of any type (see :help