diff --git a/tests/itoa.🗿 b/tests/itoa.🗿
index 1294afa..11a101f 100644
--- a/tests/itoa.🗿
+++ b/tests/itoa.🗿
@@ -3,6 +3,10 @@ main()
 	local ptr;
 
 	name = "itoa";
+
+	ptr = itoa(9000);
+	test_str(ptr, "9000", "");
+	free(ptr);
 	ptr = itoa(55);
 	test_str(ptr, "55", "");
 	free(ptr);