diff --git a/src/LinearMath/CMakeLists.txt b/src/LinearMath/CMakeLists.txt
index 2e1ebf7ae..2a8722cfc 100644
--- a/src/LinearMath/CMakeLists.txt
+++ b/src/LinearMath/CMakeLists.txt
@@ -18,8 +18,6 @@ ADD_LIBRARY(LibLinearMath
 		btMinMax.h
 		btQuaternion.h
 		btStackAlloc.h
-		LibLinearMath.dir
-		btAlignedAllocator.cpp
 		btGeometryUtil.h
 		btMotionState.h
 		btQuickprof.cpp