diff --git a/framework/develop.d/db-url b/framework/develop.d/db-url
new file mode 100755
index 0000000..c074e1a
--- /dev/null
+++ b/framework/develop.d/db-url
@@ -0,0 +1,8 @@
+#!/bin/bash
+
+# This file belongs to the framework.  You are not expected to modify it.
+
+set -eu
+
+# FIXME: don't hard code this of course
+echo "postgres://diachron:diachron@localhost/diachron"