diff --git a/src/true.c b/src/true.rs
similarity index 78%
rename from src/true.c
rename to src/true.rs
index ab8da96..d320fd6 100644
--- a/src/true.c
+++ b/src/true.rs
@@ -1,4 +1,5 @@
 /*
+ * Copyright (c) 2023 DTB <trinity@trinity.moe>
  * Copyright (c) 2023 Emma Tebibyte <emma@tebibyte.media>
  * SPDX-License-Identifier: CC0
  *
@@ -6,4 +7,5 @@
  * <http://creativecommons.org/publicdomain/zero/1.0>.
  */
 
-int main() {}
+
+fn main() { }