diff --git a/lib/CodeGen/CMakeLists.txt b/lib/CodeGen/CMakeLists.txt
index 53eac7dbc5f..22664dc790e 100644
--- a/lib/CodeGen/CMakeLists.txt
+++ b/lib/CodeGen/CMakeLists.txt
@@ -36,7 +36,6 @@ add_llvm_library(LLVMCodeGen
   MachineVerifier.cpp
   ObjectCodeEmitter.cpp
   OcamlGC.cpp
-  PBQP.cpp
   PHIElimination.cpp
   Passes.cpp
   PostRASchedulerList.cpp