diff --git a/nx/include/switch/services/hid.h b/nx/include/switch/services/hid.h
index b0eb0607..29d34dda 100644
--- a/nx/include/switch/services/hid.h
+++ b/nx/include/switch/services/hid.h
@@ -342,12 +342,12 @@ typedef struct JoystickPosition
 
 typedef struct MousePosition
 {
-    u32 x;
-    u32 y;
-    u32 velocityX;
-    u32 velocityY;
-    u32 scrollVelocityX;
-    u32 scrollVelocityY;
+    s32 x;
+    s32 y;
+    s32 velocityX;
+    s32 velocityY;
+    s32 scrollVelocityX;
+    s32 scrollVelocityY;
 } MousePosition;
 
 typedef struct HidVector