diff --git a/syntax/nanohelp.nanorc b/syntax/nanohelp.nanorc
index 07559775b2ef5711a6972c82a820a83032fe2e31..72f5b554ab727b09c1bebaaf3f91b7e2cc39614d 100644
--- a/syntax/nanohelp.nanorc
+++ b/syntax/nanohelp.nanorc
@@ -4,7 +4,7 @@
 syntax "nanohelp"
 
 # Key combos:
-color cyan "\^([]A-Z^\_←→↑↓]|Home|End)"  "[←→↑↓]"
+color cyan "\^([]4-8A-Z^\_←→↑↓]|Home|End)"  "[←→↑↓]"
 color cyan "\<(Tab|Enter|Home|End|Ins|Del|Bsp|PgUp|PgDn)\>"
 color cyan "\<M-."  "\<F1?[0-9]"  "(\^|M-)Space"