diff --git a/doc/pages/mapping.asciidoc b/doc/pages/mapping.asciidoc
index 295224c2..8e488c1b 100644
--- a/doc/pages/mapping.asciidoc
+++ b/doc/pages/mapping.asciidoc
@@ -135,7 +135,7 @@ be used:
 *<ins>*::
     The Insert key.
 
-*<f1>*, *<f2>*, ...*<f12>*::
+*<F1>*, *<F2>*, ...*<F12>*::
     Function keys.
 
 NOTE: Although Kakoune allows many key combinations to be mapped, not every