diff --git a/src/Bullet3OpenCL/CMakeLists.txt b/src/Bullet3OpenCL/CMakeLists.txt
index 45df06ff6..1da58d4a9 100644
--- a/src/Bullet3OpenCL/CMakeLists.txt
+++ b/src/Bullet3OpenCL/CMakeLists.txt
@@ -12,7 +12,6 @@ SET(Bullet3OpenCL_clew_SRCS
 	NarrowphaseCollision/b3ContactCache.cpp
 	NarrowphaseCollision/b3ConvexHullContact.cpp
 	NarrowphaseCollision/b3GjkEpa.cpp
-	NarrowphaseCollision/b3GjkPairDetector.cpp
 	NarrowphaseCollision/b3OptimizedBvh.cpp
 	NarrowphaseCollision/b3QuantizedBvh.cpp
 	NarrowphaseCollision/b3StridingMeshInterface.cpp