diff --git a/CHANGELOG.md b/CHANGELOG.md
index ca8d91bb..f7b43d94 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Unreleased
 
+- Fixed issue of calls to `set_inner_size` blocking on Windows.
+
 # Version 0.8.2 (2017-09-28)
 
 - Uniformize keyboard scancode values accross Wayland and X11 (#297).
diff --git a/src/platform/windows/window.rs b/src/platform/windows/window.rs
index c4a3be85..d3d75921 100644
--- a/src/platform/windows/window.rs
+++ b/src/platform/windows/window.rs
@@ -99,7 +99,7 @@ impl Window {
     pub fn set_position(&self, x: i32, y: i32) {
         unsafe {
             user32::SetWindowPos(self.window.0, ptr::null_mut(), x as raw::c_int, y as raw::c_int,
-                                 0, 0, winapi::SWP_NOZORDER | winapi::SWP_NOSIZE);
+                                 0, 0, winapi::SWP_ASYNCWINDOWPOS | winapi::SWP_NOZORDER | winapi::SWP_NOSIZE);
             user32::UpdateWindow(self.window.0);
         }
     }
@@ -147,7 +147,7 @@ impl Window {
             let outer_y = (rect.top - rect.bottom).abs() as raw::c_int;
 
             user32::SetWindowPos(self.window.0, ptr::null_mut(), 0, 0, outer_x, outer_y,
-                winapi::SWP_NOZORDER | winapi::SWP_NOREPOSITION | winapi::SWP_NOMOVE);
+                winapi::SWP_ASYNCWINDOWPOS | winapi::SWP_NOZORDER | winapi::SWP_NOREPOSITION | winapi::SWP_NOMOVE);
             user32::UpdateWindow(self.window.0);
         }
     }