diff --git a/Makefile b/Makefile
index 18a5bdb32..63c9cd784 100644
--- a/Makefile
+++ b/Makefile
@@ -313,5 +313,12 @@ ChangeLog.md:
 ##########################################################################
 
 release:
+	mkdir release_files
 	zip -9 -r include.zip include/*
 	gpg --armor --detach-sig include.zip
+	mv include.zip include.zip.asc release_files
+	gpg --armor --detach-sig single_include/nlohmann/json.hpp
+	cp single_include/nlohmann/json.hpp release_files
+	mv single_include/nlohmann/json.hpp.asc release_files
+	cd release_files ; shasum -a 256 json.hpp > hashes.txt
+	cd release_files ; shasum -a 256 include.zip >> hashes.txt