diff --git a/stdlib/3.4/asyncio/streams.pyi b/stdlib/3.4/asyncio/streams.pyi
index 4bd027c53..f8ed236b2 100644
--- a/stdlib/3.4/asyncio/streams.pyi
+++ b/stdlib/3.4/asyncio/streams.pyi
@@ -95,7 +95,7 @@ class StreamReader:
     def set_transport(self, transport: transports.BaseTransport) -> None: ...
     def feed_eof(self) -> None: ...
     def at_eof(self) -> bool: ...
-    def feed_data(self, data: bytes): ...
+    def feed_data(self, data: bytes) -> None: ...
     @coroutines.coroutine
     def readline(self) -> Generator[Any, None, bytes]: ...
     @coroutines.coroutine
@@ -103,4 +103,4 @@ class StreamReader:
     @coroutines.coroutine
     def read(self, n: int = ...) -> Generator[Any, None, bytes]: ...
     @coroutines.coroutine
-    def readexactly(self, n) -> Generator[Any, None, bytes]: ...
+    def readexactly(self, n: int) -> Generator[Any, None, bytes]: ...