diff --git a/src/unit_tests/C++/CMakeLists.txt b/src/unit_tests/C++/CMakeLists.txt
index 0f49b060..26423c6e 100644
--- a/src/unit_tests/C++/CMakeLists.txt
+++ b/src/unit_tests/C++/CMakeLists.txt
@@ -150,9 +150,9 @@ if(APEX_WITH_MPI)
         set_target_properties(apex_hpx_annotated_functions_mpi PROPERTIES LINK_SEARCH_START_STATIC 1 LINK_SEARCH_END_STATIC 1)
         set_target_properties(apex_multiple_parents_mpi PROPERTIES LINK_SEARCH_START_STATIC 1 LINK_SEARCH_END_STATIC 1)
     endif()
-endif()
 
-INSTALL(TARGETS apex_hpx_annotated_functions_mpi
-  RUNTIME DESTINATION bin OPTIONAL
-)
+    INSTALL(TARGETS apex_hpx_annotated_functions_mpi apex_multiple_parents_mpi
+        RUNTIME DESTINATION bin OPTIONAL
+    )
 
+endif()