diff --git a/openmp/runtime/CMakeLists.txt b/openmp/runtime/CMakeLists.txt
--- a/openmp/runtime/CMakeLists.txt
+++ b/openmp/runtime/CMakeLists.txt
@@ -114,7 +114,7 @@
 # Turning this to FALSE aids parallel builds to not interfere with each other.
 # Currently, the testsuite module expects the just built OpenMP library to be located inside the exports/
 # directory.  TODO: have testsuite run under llvm-lit directly.  We can then get rid of copying to exports/
-set(LIBOMP_COPY_EXPORTS TRUE CACHE STRING
+set(LIBOMP_COPY_EXPORTS FALSE CACHE STRING
   "Should exports be copied into source exports/ directory?")
 
 # HWLOC-support
diff --git a/openmp/runtime/cmake/LibompExports.cmake b/openmp/runtime/cmake/LibompExports.cmake
--- a/openmp/runtime/cmake/LibompExports.cmake
+++ b/openmp/runtime/cmake/LibompExports.cmake
@@ -78,7 +78,7 @@
 endif()
 add_custom_command(TARGET omp POST_BUILD
   COMMAND ${CMAKE_COMMAND} -E make_directory ${LIBOMP_EXPORTS_LIB_DIR}
-  COMMAND ${CMAKE_COMMAND} -E copy ${LIBOMP_OUTPUT_DIRECTORY}/${LIBOMP_LIB_FILE} ${LIBOMP_EXPORTS_LIB_DIR}
+  COMMAND ${CMAKE_COMMAND} -E copy $<TARGET_FILE:omp> ${LIBOMP_EXPORTS_LIB_DIR}
 )
 
 # Copy Windows import library into exports/ directory post build