diff --git a/borgmatic/config/schema.yaml b/borgmatic/config/schema.yaml
index 2cc2f4e9e..347dfee80 100644
--- a/borgmatic/config/schema.yaml
+++ b/borgmatic/config/schema.yaml
@@ -1,4 +1,5 @@
 name: Borgmatic configuration file schema
+version: 1
 map:
     location:
         desc: |