diff --git a/.clang-format b/.clang-format
index 175ffb2..dedc805 100644
--- a/.clang-format
+++ b/.clang-format
@@ -1,3 +1,6 @@
+# Copyright (c) 2025 Quinn
+# Licensed under the MIT Licence. See LICENSE for details
+#
 ---
 # ---------------------------
 # general style settings
diff --git a/src/dat/mcx.c b/src/dat/mcx.c
index 6a60fec..242f5af 100644
--- a/src/dat/mcx.c
+++ b/src/dat/mcx.c
@@ -1,3 +1,5 @@
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #include "mcx.h"
 
 #include <assert.h>
diff --git a/src/dat/mcx.h b/src/dat/mcx.h
index 943cb11..c4d94eb 100644
--- a/src/dat/mcx.h
+++ b/src/dat/mcx.h
@@ -1,5 +1,5 @@
-// Copyright (c) 2025 Quinn
-// Licensed under the MIT Licence. See LICENSE for details
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #pragma once
 
 #include <stdlib.h>
diff --git a/src/dat/nbt.c b/src/dat/nbt.c
index 31388ea..6a449e8 100644
--- a/src/dat/nbt.c
+++ b/src/dat/nbt.c
@@ -1,5 +1,5 @@
-// Copyright (c) 2025 Quinn
-// Licensed under the MIT Licence. See LICENSE for details
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #include "nbt.h"
 
 #include <assert.h>
diff --git a/src/dat/nbt.h b/src/dat/nbt.h
index 6610add..d7ab6ed 100644
--- a/src/dat/nbt.h
+++ b/src/dat/nbt.h
@@ -1,5 +1,5 @@
-// Copyright (c) 2025 Quinn
-// Licensed under the MIT Licence. See LICENSE for details
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #pragma once
 
 #include <assert.h>
diff --git a/src/error.h b/src/error.h
index c67de3b..e90d455 100644
--- a/src/error.h
+++ b/src/error.h
@@ -1,5 +1,5 @@
-// Copyright (c) 2025 Quinn
-// Licensed under the MIT Licence. See LICENSE for details
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #pragma once
 
 #if __INCLUDE_LEVEL__ > 0
diff --git a/src/io/input.c b/src/io/input.c
index 08aa6b4..6415d35 100644
--- a/src/io/input.c
+++ b/src/io/input.c
@@ -1,5 +1,5 @@
-// Copyright (c) 2025 Quinn
-// Licensed under the MIT Licence. See LICENSE for details
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #include "input.h"
 
 #include <GLFW/glfw3.h>
diff --git a/src/io/input.h b/src/io/input.h
index 8589b34..b6ab95f 100644
--- a/src/io/input.h
+++ b/src/io/input.h
@@ -1,5 +1,5 @@
-// Copyright (c) 2025 Quinn
-// Licensed under the MIT Licence. See LICENSE for details
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #pragma once
 
 #include <GLFW/glfw3.h>
diff --git a/src/io/render.c b/src/io/render.c
index 9caf13f..42e04ab 100644
--- a/src/io/render.c
+++ b/src/io/render.c
@@ -1,5 +1,5 @@
-// Copyright (c) 2025 Quinn
-// Licensed under the MIT Licence. See LICENSE for details
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #include "render.h"
 
 #include <glad/gl.h>
diff --git a/src/io/render.h b/src/io/render.h
index f866ecd..3245a2b 100644
--- a/src/io/render.h
+++ b/src/io/render.h
@@ -1,5 +1,5 @@
-// Copyright (c) 2025 Quinn
-// Licensed under the MIT Licence. See LICENSE for details
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #pragma once
 
 #include <glad/gl.h>
diff --git a/src/io/render/mapcolour.c b/src/io/render/mapcolour.c
index cd5f919..96d4d00 100644
--- a/src/io/render/mapcolour.c
+++ b/src/io/render/mapcolour.c
@@ -1,3 +1,5 @@
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #include "mapcolour.h"
 
 #include "../../util/vec.h"
diff --git a/src/io/render/mapcolour.h b/src/io/render/mapcolour.h
index 9bc562b..75aff0a 100644
--- a/src/io/render/mapcolour.h
+++ b/src/io/render/mapcolour.h
@@ -1,3 +1,5 @@
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #pragma once
 
 #include "../../util/vec.h"
diff --git a/src/io/shader.c b/src/io/shader.c
index 52704ec..8f02c39 100644
--- a/src/io/shader.c
+++ b/src/io/shader.c
@@ -1,5 +1,5 @@
-// Copyright (c) 2025 Quinn
-// Licensed under the MIT Licence. See LICENSE for details
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #include "shader.h"
 
 #include <stddef.h>
diff --git a/src/io/shader.h b/src/io/shader.h
index f55f42c..8aae8ab 100644
--- a/src/io/shader.h
+++ b/src/io/shader.h
@@ -1,5 +1,5 @@
-// Copyright (c) 2025 Quinn
-// Licensed under the MIT Licence. See LICENSE for details
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #pragma once
 
 #include <glad/gl.h>
diff --git a/src/io/window.c b/src/io/window.c
index e0fe7c2..a4b0be4 100644
--- a/src/io/window.c
+++ b/src/io/window.c
@@ -1,5 +1,5 @@
-// Copyright (c) 2025 Quinn
-// Licensed under the MIT Licence. See LICENSE for details
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #include "window.h"
 
 #include <glad/gl.h>
diff --git a/src/io/window.h b/src/io/window.h
index afa33d8..12ca51b 100644
--- a/src/io/window.h
+++ b/src/io/window.h
@@ -1,5 +1,5 @@
-// Copyright (c) 2025 Quinn
-// Licensed under the MIT Licence. See LICENSE for details
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #pragma once
 
 int window_init(void);  // initializes the global window, returns non-zero upon failure
diff --git a/src/main.c b/src/main.c
index 85fcdcc..5d9a87f 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1,5 +1,5 @@
-// Copyright (c) 2025 Quinn
-// Licensed under the MIT Licence. See LICENSE for details
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #define GLAD_GL_IMPLEMENTATION
 #include <glad/gl.h>
 #undef GLAD_GL_IMPLEMENTATION
diff --git a/src/util/atrb.h b/src/util/atrb.h
index 2fa33a5..21cc56b 100644
--- a/src/util/atrb.h
+++ b/src/util/atrb.h
@@ -1,5 +1,5 @@
-// Copyright (c) 2025 Quinn
-// Licensed under the MIT Licence. See LICENSE for details
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #pragma once
 
 #if defined(__GNUC__)
diff --git a/src/util/colour32.h b/src/util/colour32.h
index 1c22fe3..10f64c9 100644
--- a/src/util/colour32.h
+++ b/src/util/colour32.h
@@ -1,5 +1,5 @@
-// Copyright (c) 2025 Quinn
-// Licensed under the MIT Licence. See LICENSE for details
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #pragma once
 #include <stdint.h>
 
diff --git a/src/util/compat/endian.h b/src/util/compat/endian.h
index c0cdc65..e113efb 100644
--- a/src/util/compat/endian.h
+++ b/src/util/compat/endian.h
@@ -1,5 +1,5 @@
-// Copyright (c) 2025 Quinn
-// Licensed under the MIT Licence. See LICENSE for details
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #pragma once
 
 #if __has_include(<endian.h>)
diff --git a/src/util/compat/io.h b/src/util/compat/io.h
index 53b9a29..86080d7 100644
--- a/src/util/compat/io.h
+++ b/src/util/compat/io.h
@@ -1,5 +1,5 @@
-// Copyright (c) 2025 Quinn
-// Licensed under the MIT Licence. See LICENSE for details
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #pragma once
 
 #if defined __unix__
diff --git a/src/util/compat/os.h b/src/util/compat/os.h
index 860cbb2..8af6976 100644
--- a/src/util/compat/os.h
+++ b/src/util/compat/os.h
@@ -1,5 +1,5 @@
-// Copyright (c) 2025 Quinn
-// Licensed under the MIT Licence. See LICENSE for details
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #pragma once
 
 #if defined(__unix__)
diff --git a/src/util/conf.c b/src/util/conf.c
index 6589e0d..5458c07 100644
--- a/src/util/conf.c
+++ b/src/util/conf.c
@@ -1,5 +1,5 @@
-// Copyright (c) 2025 Quinn
-// Licensed under the MIT Licence. See LICENSE for details
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #include "conf.h"
 
 #include <assert.h>
diff --git a/src/util/conf.h b/src/util/conf.h
index e7b49d3..79cc7a5 100644
--- a/src/util/conf.h
+++ b/src/util/conf.h
@@ -1,5 +1,5 @@
-// Copyright (c) 2025 Quinn
-// Licensed under the MIT Licence. See LICENSE for details
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #pragma once
 
 #include <stddef.h>
diff --git a/src/util/intdef.h b/src/util/intdef.h
index 0f536d2..bd65eab 100644
--- a/src/util/intdef.h
+++ b/src/util/intdef.h
@@ -1,5 +1,5 @@
-// Copyright (c) 2025 Quinn
-// Licensed under the MIT Licence. See LICENSE for details
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #pragma once
 
 /* variable-width integer types */
diff --git a/src/util/macro.h b/src/util/macro.h
index cdb271b..e368de3 100644
--- a/src/util/macro.h
+++ b/src/util/macro.h
@@ -1,5 +1,5 @@
-// Copyright (c) 2025 Quinn
-// Licensed under the MIT Licence. See LICENSE for details
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #pragma once
 
 #define WIDTHOF(t)       (sizeof(t) * 8) // gets the bit width of a type
diff --git a/src/util/util.h b/src/util/util.h
index 65ecf94..266f8b8 100644
--- a/src/util/util.h
+++ b/src/util/util.h
@@ -1,3 +1,5 @@
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #pragma once
 
 /* Acquires the next power of two of value `x`.
diff --git a/src/util/vec.h b/src/util/vec.h
index e3573d2..6c38bd8 100644
--- a/src/util/vec.h
+++ b/src/util/vec.h
@@ -1,3 +1,5 @@
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #pragma once
 
 #include "intdef.h"
diff --git a/test/dat.h b/test/dat.h
index f4d297b..ec9427a 100644
--- a/test/dat.h
+++ b/test/dat.h
@@ -1,3 +1,5 @@
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #include <stdint.h>
 
 #include "../src/util/conf.h"
diff --git a/test/main.c b/test/main.c
index 7956fee..2a3e5b0 100644
--- a/test/main.c
+++ b/test/main.c
@@ -1,5 +1,5 @@
-// Copyright (c) 2025 Quinn
-// Licensed under the MIT Licence. See LICENSE for details
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #define GLAD_GL_IMPLEMENTATION
 #include <glad/gl.h>
 #undef GLAD_GL_IMPLEMENTATION
diff --git a/test/t_arith.h b/test/t_arith.h
index 2f88c7c..ee526fc 100644
--- a/test/t_arith.h
+++ b/test/t_arith.h
@@ -1,3 +1,5 @@
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #pragma once
 
 #include "test.h"
diff --git a/test/t_conf.h b/test/t_conf.h
index 29ac2ee..58f5aa5 100644
--- a/test/t_conf.h
+++ b/test/t_conf.h
@@ -1,3 +1,5 @@
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #pragma once
 #include <math.h>
 #include <stdint.h>
diff --git a/test/test.h b/test/test.h
index a7f7c88..731a1ca 100644
--- a/test/test.h
+++ b/test/test.h
@@ -1,5 +1,5 @@
-// Copyright (c) 2025 Quinn
-// Licensed under the MIT Licence. See LICENSE for details
+/* Copyright (c) 2025 Quinn
+ * Licensed under the MIT Licence. See LICENSE for details */
 #pragma once
 #include <stdio.h>