diff --git a/.config/cranko/config.toml b/.config/cranko/config.toml
new file mode 100644
index 00000000..b1e133d5
--- /dev/null
+++ b/.config/cranko/config.toml
@@ -0,0 +1,5 @@
+[repo]
+upstream_urls = [
+  'git@github.com:tectonic-typesetting/tectonic.git',
+  'https://github.com/tectonic-typesetting/tectonic.git',
+]