diff --git a/src/linux/display.rs b/src/linux/display.rs
index dc92f93a..7e2e06e7 100644
--- a/src/linux/display.rs
+++ b/src/linux/display.rs
@@ -11,6 +11,10 @@ pub fn display_size() -> (u64, u64) {
         if screen.is_null() {
             panic!("We can't connect to screen of X server");
         }
-        ((*screen).width as u64, (*screen).height as u64)
+        let res = ((*screen).width as u64, (*screen).height as u64);
+
+        xlib::XCloseDisplay(dpy);
+
+        res
     }
 }
diff --git a/src/linux/keyboard_state.rs b/src/linux/keyboard_state.rs
index c075c29b..f9649b57 100644
--- a/src/linux/keyboard_state.rs
+++ b/src/linux/keyboard_state.rs
@@ -16,6 +16,13 @@ pub struct KeyboardState {
     keysym: Box<u64>,
     status: Box<i32>,
 }
+impl Drop for KeyboardState {
+    fn drop(&mut self) {
+        unsafe {
+            xlib::XCloseDisplay(*self.display);
+        }
+    }
+}
 
 impl KeyboardState {
     pub fn new() -> Result<KeyboardState, ()> {