diff --git a/llvm/cmake/config-ix.cmake b/llvm/cmake/config-ix.cmake
index a138d372d3b29..c70b8b3787a0a 100644
--- a/llvm/cmake/config-ix.cmake
+++ b/llvm/cmake/config-ix.cmake
@@ -650,7 +650,12 @@ else()
       find_ocamlfind_package(ctypes VERSION 0.4 OPTIONAL)
       if( HAVE_OCAML_CTYPES )
         message(STATUS "OCaml bindings enabled.")
-        find_ocamlfind_package(oUnit VERSION 2 OPTIONAL)
+        find_ocamlfind_package(ounit2 OPTIONAL)
+        if ( HAVE_OCAML_OUNIT2 )
+          set(HAVE_OCAML_OUNIT TRUE)
+        else()
+          find_ocamlfind_package(oUnit VERSION 2 OPTIONAL)
+        endif()
         set(LLVM_BINDINGS "${LLVM_BINDINGS} ocaml")
 
         set(LLVM_OCAML_INSTALL_PATH "${OCAML_STDLIB_PATH}" CACHE STRING