diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 00000000..c048531e
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1 @@
+/.relver export-subst
diff --git a/.relver b/.relver
new file mode 100644
index 00000000..2707647a
--- /dev/null
+++ b/.relver
@@ -0,0 +1 @@
+$Format:%ct$