diff --git a/internal/graphics/opengl/context_desktop.go b/internal/graphics/opengl/context_desktop.go
index 985d6d86e..575fbbbd6 100644
--- a/internal/graphics/opengl/context_desktop.go
+++ b/internal/graphics/opengl/context_desktop.go
@@ -226,7 +226,6 @@ func (c *Context) NewFramebuffer(texture Texture) (Framebuffer, error) {
 
 func (c *Context) SetViewport(f Framebuffer, width, height int) error {
 	return c.RunOnContextThread(func() error {
-		gl.Flush()
 		gl.BindFramebuffer(gl.FRAMEBUFFER, uint32(f))
 		if st := gl.CheckFramebufferStatus(gl.FRAMEBUFFER); st != gl.FRAMEBUFFER_COMPLETE {
 			if e := gl.GetError(); e != 0 {
diff --git a/internal/graphics/opengl/context_js.go b/internal/graphics/opengl/context_js.go
index ab4985ab2..380704ede 100644
--- a/internal/graphics/opengl/context_js.go
+++ b/internal/graphics/opengl/context_js.go
@@ -168,7 +168,6 @@ func (c *Context) bindFramebuffer(f Framebuffer) {
 
 func (c *Context) FramebufferPixels(f Framebuffer, width, height int) ([]uint8, error) {
 	gl := c.gl
-	gl.Flush()
 
 	c.bindFramebuffer(f)
 
diff --git a/internal/graphics/opengl/context_mobile.go b/internal/graphics/opengl/context_mobile.go
index 6820c2f49..239023f43 100644
--- a/internal/graphics/opengl/context_mobile.go
+++ b/internal/graphics/opengl/context_mobile.go
@@ -181,7 +181,6 @@ func (c *Context) NewFramebuffer(texture Texture) (Framebuffer, error) {
 
 func (c *Context) SetViewport(f Framebuffer, width, height int) error {
 	gl := c.gl
-	gl.Flush()
 	gl.BindFramebuffer(mgl.FRAMEBUFFER, mgl.Framebuffer(f))
 	if err := gl.CheckFramebufferStatus(mgl.FRAMEBUFFER); err != mgl.FRAMEBUFFER_COMPLETE {
 		if e := gl.GetError(); e != 0 {