diff --git a/.gitmodules b/.gitmodules
index ae56f313ea..dd69178ff0 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -76,3 +76,6 @@
 	path = util/xxHash
 	url = https://github.com/Cyan4973/xxHash.git
 	ignore = untracked
+[submodule "genconfig"]
+	path = genconfig
+	url = https://github.com/mborgerson/genconfig.git
diff --git a/genconfig b/genconfig
new file mode 160000
index 0000000000..218d283f65
--- /dev/null
+++ b/genconfig
@@ -0,0 +1 @@
+Subproject commit 218d283f65b96232518c252c792a9ff197aca995