diff --git a/crates/bevy_winit/src/winit_windows.rs b/crates/bevy_winit/src/winit_windows.rs
index 865eb7a02e..819d170252 100644
--- a/crates/bevy_winit/src/winit_windows.rs
+++ b/crates/bevy_winit/src/winit_windows.rs
@@ -356,9 +356,3 @@ pub fn winit_window_position(
         }
     }
 }
-
-// WARNING: this only works under the assumption that wasm runtime is single threaded
-#[cfg(target_arch = "wasm32")]
-unsafe impl Send for WinitWindows {}
-#[cfg(target_arch = "wasm32")]
-unsafe impl Sync for WinitWindows {}