diff --git a/ot/mpz-ot/src/kos/sender.rs b/ot/mpz-ot/src/kos/sender.rs
index 72b83386..863dc72a 100644
--- a/ot/mpz-ot/src/kos/sender.rs
+++ b/ot/mpz-ot/src/kos/sender.rs
@@ -289,13 +289,13 @@ where
             Block::random(&mut thread_rng())
         };
 
-        self.state = State::Initialized(sender);
-
         // Set up base OT if not already done
         self.base
             .setup(&mut into_base_sink(sink), &mut into_base_stream(stream))
             .await?;
 
+        self.state = State::Initialized(sender);
+
         self._setup_with_delta(sink, stream, delta)
             .await
             .map_err(OTError::from)