diff --git a/source/CMakeLists.txt b/source/CMakeLists.txt
index 495eacc..9d79f16 100644
--- a/source/CMakeLists.txt
+++ b/source/CMakeLists.txt
@@ -1,6 +1,6 @@
 target_sources(omath PRIVATE
         Vector3.cpp
-        matrix.cpp
+        Matrix.cpp
         color.cpp
         Vector4.cpp
         Vector2.cpp)
diff --git a/source/matrix.cpp b/source/Matrix.cpp
similarity index 100%
rename from source/matrix.cpp
rename to source/Matrix.cpp