diff --git a/src/gl/x11.rs b/src/gl/x11.rs
index df7ce0c..5e90f8d 100644
--- a/src/gl/x11.rs
+++ b/src/gl/x11.rs
@@ -78,14 +78,12 @@ impl GlContext {
     ///
     /// Use [Self::get_fb_config_and_visual] to create both of these things.
     pub unsafe fn create(
-        window: c_ulong, display: *mut c_void, config: FbConfig,
+        window: c_ulong, display: *mut xlib::_XDisplay, config: FbConfig,
     ) -> Result<GlContext, GlError> {
         if display.is_null() {
             return Err(GlError::InvalidWindowHandle);
         }
 
-        let display = display as *mut xlib::_XDisplay;
-
         errors::XErrorHandler::handle(display, |error_handler| {
             #[allow(non_snake_case)]
             let glXCreateContextAttribsARB: GlXCreateContextAttribsARB = {
diff --git a/src/x11/window.rs b/src/x11/window.rs
index e644442..f080d4b 100644
--- a/src/x11/window.rs
+++ b/src/x11/window.rs
@@ -324,7 +324,7 @@ impl Window {
         #[cfg(feature = "opengl")]
         let gl_context = fb_config.map(|fb_config| {
             let window = window_id as c_ulong;
-            let display = xcb_connection.conn.get_raw_dpy() as *mut c_void;
+            let display = xcb_connection.conn.get_raw_dpy();
 
             // Because of the visual negotation we had to take some extra steps to create this context
             let context = unsafe { platform::GlContext::create(window, display, fb_config) }