diff --git a/tests/apple2.c b/tests/apple2.c
index 0cfef87..dc70875 100644
--- a/tests/apple2.c
+++ b/tests/apple2.c
@@ -116,3 +116,10 @@ Test(apple2, set_memory_mode)
     cr_assert_eq(mach->cpu->rmem, mach->main);
     cr_assert_eq(mach->cpu->wmem, mach->aux);
 }
+
+Test(apple2, notify_refresh)
+{
+    cr_assert_eq(mach->screen->dirty, false);
+    apple2_notify_refresh(mach);
+    cr_assert_eq(mach->screen->dirty, true);
+}
diff --git a/tests/apple2.draw.c b/tests/apple2.draw.c
index e0d1dd4..00a9af4 100644
--- a/tests/apple2.draw.c
+++ b/tests/apple2.draw.c
@@ -6,3 +6,4 @@
 /* Test(apple2_draw, pixel_lores) */
 /* Test(apple2_draw, text) */
 /* Test(apple2_draw, 40col) */
+/* Test(apple2_draw, apple2_draw) */