diff --git a/src/cocoa_window.m b/src/cocoa_window.m
index 3fec6db0..a804d6dd 100644
--- a/src/cocoa_window.m
+++ b/src/cocoa_window.m
@@ -683,12 +683,7 @@ static int translateKey(unsigned int key)
     }
 
     if (fabs(deltaX) > 0.0 || fabs(deltaY) > 0.0)
-    {
-        // NOTE: The X-axis is inverted for consistency with Windows and X11.
-        //       Natural scrolling inverts both axes, making it consistent with
-        //       the similarly named feature on modern X11 desktop systems.
         _glfwInputScroll(window, deltaX, deltaY);
-    }
 }
 
 - (void)resetCursorRects
diff --git a/src/win32_window.c b/src/win32_window.c
index a15c38c8..f7c531dd 100644
--- a/src/win32_window.c
+++ b/src/win32_window.c
@@ -728,6 +728,7 @@ static LRESULT CALLBACK windowProc(HWND hWnd, UINT uMsg,
         case WM_MOUSEHWHEEL:
         {
             // This message is only sent on Windows Vista and later
+            // NOTE: The X-axis is inverted for consistency with OS X and X11.
             _glfwInputScroll(window, -((SHORT) HIWORD(wParam) / (double) WHEEL_DELTA), 0.0);
             return 0;
         }