diff --git a/testsuite/gsk/path-private.c b/testsuite/gsk/path-private.c
index 3d2e3d74c4..c882b4ce7e 100644
--- a/testsuite/gsk/path-private.c
+++ b/testsuite/gsk/path-private.c
@@ -47,12 +47,46 @@ test_roundtrip_circle (void)
   gsk_path_unref (path);
 }
 
+static void
+test_roundtrip_rounded_rect (void)
+{
+  GskRoundedRect rr;
+  GskPathBuilder *builder;
+  GskPath *path, *path2;
+  const GskContour *contour;
+  char *s;
+
+  rr.bounds = GRAPHENE_RECT_INIT (100, 100, 200, 150);
+  rr.corner[GSK_CORNER_TOP_LEFT] = GRAPHENE_SIZE_INIT (10, 10);
+  rr.corner[GSK_CORNER_TOP_RIGHT] = GRAPHENE_SIZE_INIT (20, 10);
+  rr.corner[GSK_CORNER_BOTTOM_RIGHT] = GRAPHENE_SIZE_INIT (20, 0);
+  rr.corner[GSK_CORNER_BOTTOM_LEFT] = GRAPHENE_SIZE_INIT (0, 0);
+
+  builder = gsk_path_builder_new ();
+  gsk_path_builder_add_rounded_rect (builder, &rr);
+  path = gsk_path_builder_free_to_path (builder);
+  contour = gsk_path_get_contour (path, 0);
+
+  g_assert_cmpstr (gsk_contour_get_type_name (contour), ==, "GskRoundedRectContour");
+
+  s = gsk_path_to_string (path);
+  path2 = gsk_path_parse (s);
+  contour = gsk_path_get_contour (path2, 0);
+
+  g_assert_cmpstr (gsk_contour_get_type_name (contour), ==, "GskRoundedRectContour");
+
+  g_free (s);
+  gsk_path_unref (path2);
+  gsk_path_unref (path);
+}
+
 int
 main (int argc, char *argv[])
 {
   gtk_test_init (&argc, &argv, NULL);
 
   g_test_add_func ("/path/roundtrip/circle", test_roundtrip_circle);
+  g_test_add_func ("/path/roundtrip/rounded-rect", test_roundtrip_rounded_rect);
 
   return g_test_run ();
 }