diff --git a/tool/merger.rb b/tool/merger.rb
index 77d2c0ba50..51ddc91217 100755
--- a/tool/merger.rb
+++ b/tool/merger.rb
@@ -17,9 +17,6 @@ def help
 \e[1msimple backport\e[0m
   ruby #$0 1234
 
-\e[1mrange backport\e[0m
-  ruby #$0 1234:5678
-
 \e[1mbackport from other branch\e[0m
   ruby #$0 17502 mvm