diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7daaa82eef4..7b2f2c67ff2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -210,6 +210,7 @@ if( LLVM_ENABLE_PIC )
     if( SUPPORTS_FPIC_FLAG )
       message(STATUS "Building with -fPIC")
       set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIC")
+      set(CMAKE_C_FLAGS "${CMAKE_CXX_FLAGS} -fPIC")
     else( SUPPORTS_FPIC_FLAG )
       message(WARNING "-fPIC not supported.")
     endif()