diff --git a/src/win32_platform.h b/src/win32_platform.h
index 0fa37170..e1e5ef8c 100644
--- a/src/win32_platform.h
+++ b/src/win32_platform.h
@@ -155,7 +155,7 @@ typedef struct _GLFWwindowWin32
     GLboolean           cursorCentered;
     GLboolean           cursorInside;
     GLboolean           cursorHidden;
-    int                 oldCursorX, oldCursorY;
+    double              oldCursorX, oldCursorY;
 } _GLFWwindowWin32;