diff --git a/src/proto/streams/send.rs b/src/proto/streams/send.rs
index 8b0c5c1..06eb02c 100644
--- a/src/proto/streams/send.rs
+++ b/src/proto/streams/send.rs
@@ -37,7 +37,7 @@ impl Send {
     /// Create a new `Send`
     pub fn new(config: &Config) -> Self {
         Send {
-            init_window_sz: config.local_init_window_sz,
+            init_window_sz: config.remote_init_window_sz,
             next_stream_id: Ok(config.local_next_stream_id),
             prioritize: Prioritize::new(config),
         }