diff --git a/contrib/devtools/README.md b/contrib/devtools/README.md
index f90afa7f2..e16e6b5b0 100644
--- a/contrib/devtools/README.md
+++ b/contrib/devtools/README.md
@@ -81,6 +81,12 @@ It will do the following automatically:
 
 See doc/translation-process.md for more information.
 
+gen-manpages.sh
+===============
+
+A small script to automatically create manpages in ../../doc/man by running the release binaries with the -help option.
+This requires help2man which can be found at: https://www.gnu.org/software/help2man/
+
 git-subtree-check.sh
 ====================