diff --git a/internal/graphicscommand/command.go b/internal/graphicscommand/command.go
index 175fb4a96..568d0a1ae 100644
--- a/internal/graphicscommand/command.go
+++ b/internal/graphicscommand/command.go
@@ -250,13 +250,7 @@ func (q *commandQueue) flush(graphicsDriver graphicsdriver.Graphics, endFrame bo
 // FlushCommands flushes the command queue and present the screen if needed.
 // If endFrame is true, the current screen might be used to present.
 func FlushCommands(graphicsDriver graphicsdriver.Graphics, endFrame bool) error {
-	// Flush image buffers only when the frame ends.
-	// Flushing them in tests might cause test flakiness on browsers (#2391).
-	// TODO: Investigate why.
-	if endFrame {
-		flushImageBuffers()
-	}
-
+	flushImageBuffers()
 	return theCommandQueue.Flush(graphicsDriver, endFrame)
 }