diff --git a/canvas_test.go b/canvas_test.go
index a7680c9..164f7a5 100644
--- a/canvas_test.go
+++ b/canvas_test.go
@@ -8,6 +8,7 @@ import (
 	"strings"
 	"testing"
 
+	"github.com/go-gl/gl/v3.2-core/gl"
 	"github.com/tfriedel6/canvas"
 	"github.com/tfriedel6/canvas/sdlcanvas"
 )
@@ -20,6 +21,8 @@ func run(t *testing.T, fn func(cv *canvas.Canvas)) {
 	}
 	defer wnd.Destroy()
 
+	gl.Disable(gl.MULTISAMPLE)
+
 	wnd.StartFrame()
 	cv.ClearRect(0, 0, 100, 100)
 	fn(cv)
@@ -136,7 +139,7 @@ func TestDrawPath(t *testing.T) {
 	run(t, func(cv *canvas.Canvas) {
 		cv.SetStrokeStyle("#00F")
 		cv.SetLineJoin(canvas.Miter)
-		cv.SetLineWidth(4)
+		cv.SetLineWidth(8)
 		cv.BeginPath()
 		cv.MoveTo(10, 10)
 		cv.LineTo(30, 10)
diff --git a/testimages/DrawPath.png b/testimages/DrawPath.png
index af92bec..8243ca8 100755
Binary files a/testimages/DrawPath.png and b/testimages/DrawPath.png differ
diff --git a/testimages/FillConvexPath.png b/testimages/FillConvexPath.png
index 4251c74..9fac8d6 100755
Binary files a/testimages/FillConvexPath.png and b/testimages/FillConvexPath.png differ
diff --git a/testimages/LineDash.png b/testimages/LineDash.png
index e9c5f2a..d176835 100755
Binary files a/testimages/LineDash.png and b/testimages/LineDash.png differ
diff --git a/testimages/MiterLimit.png b/testimages/MiterLimit.png
index cb005dd..98cc146 100755
Binary files a/testimages/MiterLimit.png and b/testimages/MiterLimit.png differ