diff --git a/internal/ui/image.go b/internal/ui/image.go
index b2a6f6292..66f68096a 100644
--- a/internal/ui/image.go
+++ b/internal/ui/image.go
@@ -339,30 +339,10 @@ func (i *bigOffscreenImage) drawTriangles(srcs [graphics.ShaderImageCount]*Image
 	}
 	i.blend = blend
 
-	// If the new region doesn't match with the current region, extend the buffer image.
+	// If the new region doesn't match with the current region, remove the buffer image and recreate it later.
 	if r := i.requiredRegion(vertices); i.region != r {
-		if i.image != nil {
-			img := i.image
-			i.image = NewImage(int(r.Width)*bigOffscreenScale, int(r.Height)*bigOffscreenScale, i.imageType)
-
-			srcs := [graphics.ShaderImageCount]*Image{img}
-			// TODO: Should we keep vertices like tmpVerticesForCopying?
-			vertices := make([]float32, 4*graphics.VertexFloatCount)
-			graphics.QuadVertices(
-				vertices,
-				0, 0, i.region.Width*bigOffscreenScale, i.region.Height*bigOffscreenScale,
-				1, 0, 0, 1, (i.region.X-r.X)*bigOffscreenScale, (i.region.Y-r.Y)*bigOffscreenScale,
-				1, 1, 1, 1)
-			is := graphics.QuadIndices()
-			dstRegion := graphicsdriver.Region{
-				X:      0,
-				Y:      0,
-				Width:  r.Width * bigOffscreenScale,
-				Height: r.Height * bigOffscreenScale,
-			}
-			i.image.DrawTriangles(srcs, vertices, is, graphicsdriver.BlendCopy, dstRegion, graphicsdriver.Region{}, [graphics.ShaderImageCount - 1][2]float32{}, NearestFilterShader, nil, false, true, false)
-			img.MarkDisposed()
-		}
+		i.flush()
+		i.image = nil
 		i.region = r
 	}
 
@@ -379,15 +359,15 @@ func (i *bigOffscreenImage) drawTriangles(srcs [graphics.ShaderImageCount]*Image
 		// i.tmpVerticesForCopying can be resused as this is sent to DrawTriangles immediately.
 		graphics.QuadVertices(
 			i.tmpVerticesForCopying,
-			0, 0, float32(i.orig.width), float32(i.orig.height),
+			i.region.X, i.region.Y, i.region.X+i.region.Width, i.region.Y+i.region.Height,
 			bigOffscreenScale, 0, 0, bigOffscreenScale, 0, 0,
 			1, 1, 1, 1)
 		is := graphics.QuadIndices()
 		dstRegion := graphicsdriver.Region{
 			X:      0,
 			Y:      0,
-			Width:  float32(i.orig.width * bigOffscreenScale),
-			Height: float32(i.orig.height * bigOffscreenScale),
+			Width:  i.region.Width * bigOffscreenScale,
+			Height: i.region.Height * bigOffscreenScale,
 		}
 		i.image.DrawTriangles(srcs, i.tmpVerticesForCopying, is, graphicsdriver.BlendCopy, dstRegion, graphicsdriver.Region{}, [graphics.ShaderImageCount - 1][2]float32{}, NearestFilterShader, nil, false, true, false)
 	}
@@ -441,15 +421,6 @@ func (i *bigOffscreenImage) flush() {
 }
 
 func (i *bigOffscreenImage) requiredRegion(vertices []float32) graphicsdriver.Region {
-	if i.blend != graphicsdriver.BlendSourceOver {
-		return graphicsdriver.Region{
-			X:      0,
-			Y:      0,
-			Width:  float32(i.orig.width),
-			Height: float32(i.orig.height),
-		}
-	}
-
 	minX := float32(i.orig.width)
 	minY := float32(i.orig.height)
 	maxX := float32(0)