diff --git a/storepaths_format b/storepaths_format
new file mode 100644
index 00000000000..8d789e8592b
--- /dev/null
+++ b/storepaths_format
@@ -0,0 +1,8 @@
+/nix/store/abcd-<package>
+2
+/nix/store/1234-<package-1>
+/nix/store/5678-<package-2>
+
+Amount of dependencies determined by:
+
+nix-store -q --references p