diff --git a/src/DotRecast.Core/RcMatrix4X4.cs b/src/DotRecast.Core/RcMatrix4x4f.cs
similarity index 93%
rename from src/DotRecast.Core/RcMatrix4X4.cs
rename to src/DotRecast.Core/RcMatrix4x4f.cs
index ac5c291..5d66bb5 100644
--- a/src/DotRecast.Core/RcMatrix4X4.cs
+++ b/src/DotRecast.Core/RcMatrix4x4f.cs
@@ -1,6 +1,6 @@
 namespace DotRecast.Core
 {
-    public struct RcMatrix4X4
+    public struct RcMatrix4x4
     {
         public float m11;
         public float m12;