diff --git a/datastore/threads/threadproxyds.nim b/datastore/threads/threadproxyds.nim
index b573bf1..422c548 100644
--- a/datastore/threads/threadproxyds.nim
+++ b/datastore/threads/threadproxyds.nim
@@ -204,7 +204,7 @@ method put*[BT](self: ThreadDatastore[BT],
   return ctx[].res.toRes()
   
 method put*[DB](
-  self: ThreadDatastore,
+  self: ThreadDatastore[DB],
   batch: seq[BatchEntry]): Future[?!void] {.async.} =
   ## put batch data
   for entry in batch:
diff --git a/tests/datastore/testthreadproxyds.nim b/tests/datastore/testthreadproxyds.nim
index f415ba6..000c52d 100644
--- a/tests/datastore/testthreadproxyds.nim
+++ b/tests/datastore/testthreadproxyds.nim
@@ -63,7 +63,6 @@ for i in 1..N:
       key = Key.init("/a/b").tryGet()
       bytes = "some bytes".toBytes
       otherBytes = "some other bytes".toBytes
-    
 
     setup:
       sqlStore = newSQLiteBackend[KeyId, DataBuffer](Memory).tryGet()