diff --git a/LICENSE b/LICENSE
index 4fc2a7a..a31bfce 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,21 +1,22 @@
-MIT License
+zlib/libpng license
 
 Copyright (c) 2026 Patryk Pujanek
 
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
+This software is provided 'as-is', without any express or implied warranty.
+In no event will the authors be held liable for any damages arising from the
+use of this software.
 
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
+Permission is granted to anyone to use this software for any purpose,
+including commercial applications, and to alter it and redistribute it
+freely, subject to the following restrictions:
 
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.
+    1. The origin of this software must not be misrepresented; you must not
+    claim that you wrote the original software. If you use this software in a
+    product, an acknowledgment in the product documentation would be
+    appreciated but is not required.
+
+    2. Altered source versions must be plainly marked as such, and must not
+    be misrepresented as being the original software.
+
+    3. This notice may not be removed or altered from any source
+    distribution.
diff --git a/src/polesitter.h b/src/polesitter.h
index 0fe8141..ecd11fc 100644
--- a/src/polesitter.h
+++ b/src/polesitter.h
@@ -4572,26 +4572,26 @@ ps_result_t ps_query_aabb(ps_context_t* ctx, const ps_particle_arrs_t* arrs,
 #endif // POLESITTER_IMPLEMENTATION
 
 /*
-    This software is available under the MIT license:
+    zlib/libpng license
 
     Copyright (c) 2026 Patryk Pujanek
 
-    Permission is hereby granted, free of charge, to any person obtaining a
-   copy of this software and associated documentation files (the
-   "Software"), to deal in the Software without restriction, including
-   without limitation the rights to use, copy, modify, merge, publish,
-   distribute, sublicense, and/or sell copies of the Software, and to permit
-   persons to whom the Software is furnished to do so, subject to the
-   following conditions:
-
-    The above copyright notice and this permission notice shall be included
-   in all copies or substantial portions of the Software.
-
-    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-   OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
-   NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-   DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-   OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
-   USE OR OTHER DEALINGS IN THE SOFTWARE.
+    This software is provided 'as-is', without any express or implied warranty.
+    In no event will the authors be held liable for any damages arising from the
+    use of this software.
+
+    Permission is granted to anyone to use this software for any purpose,
+    including commercial applications, and to alter it and redistribute it
+    freely, subject to the following restrictions:
+
+        1. The origin of this software must not be misrepresented; you must not
+        claim that you wrote the original software. If you use this software in
+   a product, an acknowledgment in the product documentation would be
+        appreciated but is not required.
+
+        2. Altered source versions must be plainly marked as such, and must not
+        be misrepresented as being the original software.
+
+        3. This notice may not be removed or altered from any source
+        distribution.
 */