diff --git a/cmake/DD4hepBuild.cmake b/cmake/DD4hepBuild.cmake
index 10da9f3ea82ba612ab5133408885ece399dfcf7b..c893ca3dd0d6831d46b460365dd6c9ff3277738f 100644
--- a/cmake/DD4hepBuild.cmake
+++ b/cmake/DD4hepBuild.cmake
@@ -87,7 +87,7 @@ macro(dd4hep_set_compiler_flags)
   if ( THREADS_HAVE_PTHREAD_ARG )
     set ( CMAKE_CXX_FLAGS           "${CMAKE_CXX_FLAGS} -pthread")
     SET ( CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -pthread")
-  elif ( CMAKE_THREAD_LIBS_INIT )
+  elseif ( CMAKE_THREAD_LIBS_INIT )
     SET ( CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} ${CMAKE_THREAD_LIBS_INIT}")
   endif()