diff --git a/internal/ui/ui_glfw.go b/internal/ui/ui_glfw.go
index 71c2d7fb8..358f94828 100644
--- a/internal/ui/ui_glfw.go
+++ b/internal/ui/ui_glfw.go
@@ -171,6 +171,8 @@ func (u *userInterface) isClosed() bool {
 }
 
 func (u *userInterface) swapBuffers() {
+	// The bound framebuffer must be the default one (0) before swapping buffers.
+	u.context.BindZeroFramebuffer()
 	// Call glFinish before glfwSwapBuffer to make sure
 	// all OpenGL tasks are executed.
 	u.context.Finish()
@@ -190,7 +192,6 @@ func (u *userInterface) setScreenSize(width, height, scale int) bool {
 
 	// To make sure the current existing framebuffers are rendered,
 	// swap buffers here before SetSize is called.
-	u.context.BindZeroFramebuffer()
 	u.swapBuffers()
 
 	ch := make(chan struct{})
diff --git a/run.go b/run.go
index e7c76fee1..4eb97be94 100644
--- a/run.go
+++ b/run.go
@@ -103,8 +103,6 @@ func Run(f func(*Image) error, width, height, scale int, title string) error {
 			}
 		}
 		gameTime += int64(c) * int64(time.Second/60)
-
-		// Note that the current bound framebuffer must be the default one (0).
 		ui.SwapBuffers()
 
 		// Calc the current FPS.