1 files changed, 1 insertions, 1 deletions

diff --git a/src/w32term.c b/src/w32term.c
index bde3a04986b..7e9c78dde33 100644
--- a/src/w32term.c
+++ b/src/w32term.c
@@ -1288,7 +1288,7 @@ note_mouse_movement (frame, msg)
   /* Has the mouse moved off the glyph it was on at the last sighting?  */
   else if (LOWORD (msg->lParam) < last_mouse_glyph.left
            || LOWORD (msg->lParam) > last_mouse_glyph.right
-           || HIWORD (msg->lParam) < last_mouse_glyph.left
+           || HIWORD (msg->lParam) < last_mouse_glyph.top
            || HIWORD (msg->lParam) > last_mouse_glyph.bottom)
     {
       frame->mouse_moved = 1;