diff --git a/cmake/compilers/IntelLLVM.cmake b/cmake/compilers/IntelLLVM.cmake
index 89d56ae620..2bf362bf88 100644
--- a/cmake/compilers/IntelLLVM.cmake
+++ b/cmake/compilers/IntelLLVM.cmake
@@ -14,6 +14,7 @@
 
 if (WIN32)
     include(${CMAKE_CURRENT_LIST_DIR}/MSVC.cmake)
+    set(TBB_OPENMP_FLAG /Qopenmp)
     set(TBB_IPO_COMPILE_FLAGS $<$<NOT:$<CONFIG:Debug>>:/Qipo>)
     set(TBB_IPO_LINK_FLAGS $<$<NOT:$<CONFIG:Debug>>:/INCREMENTAL:NO>)
 else()