diff --git a/migration/6.2.1_to_6.3 b/migration/6.2.1_to_6.3
new file mode 100644
index 0000000000..c29215c6e3
--- /dev/null
+++ b/migration/6.2.1_to_6.3
@@ -0,0 +1,5 @@
+This migration requires a complete dump of the 6.2 or 6.2.1 database and a
+restore of the database in 6.3.
+
+Those migrating from earlier 1.* releases should first upgrade to 1.09
+because the COPY output format was improved from the 1.02 release.