diff --git a/config/dev-server-config.json b/config/dev-server-config.json
index 3ffeb0dec..4d3be4394 100644
--- a/config/dev-server-config.json
+++ b/config/dev-server-config.json
@@ -186,6 +186,7 @@
               "I_AGREE": "that encryption support hasn't been peer-reviewed, isn't finished, and its format might change.",
               "meta": "/encmeta/",
               "blobs": "/encblob/",
+              "metaIndex": { "type": "memory" },
               "key": "000102030405060708090a0b0c0d0e0f"
           }
       },
diff --git a/pkg/blobserver/encrypt/encrypt.go b/pkg/blobserver/encrypt/encrypt.go
index c01787c4f..60ffbedef 100644
--- a/pkg/blobserver/encrypt/encrypt.go
+++ b/pkg/blobserver/encrypt/encrypt.go
@@ -536,7 +536,7 @@ func init() {
 }
 
 func newFromConfig(ld blobserver.Loader, config jsonconfig.Obj) (bs blobserver.Storage, err error) {
-	metaConf := config.RequiredObject("meta")
+	metaConf := config.RequiredObject("metaIndex")
 	sto := &storage{}
 	agreement := config.OptionalString("I_AGREE", "")
 	const wantAgreement = "that encryption support hasn't been peer-reviewed, isn't finished, and its format might change."