diff --git a/graphicscontext.go b/graphicscontext.go
index 3a9e9d88b..f5b414ec9 100644
--- a/graphicscontext.go
+++ b/graphicscontext.go
@@ -112,6 +112,11 @@ func (c *graphicsContext) Update(afterFrameUpdate func()) error {
 		afterFrameUpdate()
 	}
 
+	// Before clearing the screen, the offscreen's pixels must be solved.
+	// After clearing the screen, resolving doesn't work. This is very hacky
+	// but we could not find other way so far (#792).
+	c.offscreen.resolvePixelsToSet(true)
+
 	// This clear is needed for fullscreen mode or some mobile platforms (#622).
 	c.screen.Clear()