diff --git a/graphics/nxglib/nxglib_nullrect.c b/graphics/nxglib/nxglib_nullrect.c
index 4895a2f6cd..dad690cf0b 100644
--- a/graphics/nxglib/nxglib_nullrect.c
+++ b/graphics/nxglib/nxglib_nullrect.c
@@ -77,6 +77,6 @@
 
 boolean nxgl_nullrect(FAR const struct nxgl_rect_s *rect)
 {
-  return (rect->pt1.x >= rect->pt2.x || rect->pt1.y >= rect->pt2.y);
+  return (rect->pt1.x > rect->pt2.x || rect->pt1.y > rect->pt2.y);
 }