diff --git a/native-windows-gui/src/win32/high_dpi.rs b/native-windows-gui/src/win32/high_dpi.rs
index 3d23bd07..bd4d86e8 100644
--- a/native-windows-gui/src/win32/high_dpi.rs
+++ b/native-windows-gui/src/win32/high_dpi.rs
@@ -58,5 +58,6 @@ pub unsafe fn dpi() -> i32 {
     use winapi::um::wingdi::LOGPIXELSX;
     let screen = GetDC(std::ptr::null_mut());
     let dpi = GetDeviceCaps(screen, LOGPIXELSX);
+    let _ = ReleaseDC(std::ptr::null_mut(),screen);
     dpi
 }