diff --git a/src/x11/window/mod.rs b/src/x11/window/mod.rs
index 7845d078..385a9134 100644
--- a/src/x11/window/mod.rs
+++ b/src/x11/window/mod.rs
@@ -348,7 +348,7 @@ impl Window {
                 return Err(OsError(format!("Could not query the video modes")));
             }
 
-            for i in range(0, mode_num) {
+            for i in 0..mode_num {
                 let mode: ffi::XF86VidModeModeInfo = ptr::read(*modes.offset(i as isize) as *const _);
                 if mode.hdisplay == dimensions.0 as u16 && mode.vdisplay == dimensions.1 as u16 {
                     best_mode = i;
diff --git a/src/x11/window/monitor.rs b/src/x11/window/monitor.rs
index 77ac4ec1..1dc03503 100644
--- a/src/x11/window/monitor.rs
+++ b/src/x11/window/monitor.rs
@@ -18,7 +18,7 @@ pub fn get_available_monitors() -> VecDeque<MonitorID> {
     };
 
     let mut monitors = VecDeque::new();
-    monitors.extend(range(0, nb_monitors).map(|i| MonitorID(i as u32)));
+    monitors.extend((0..nb_monitors).map(|i| MonitorID(i as u32)));
     monitors
 }