diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index dc57320..abfa06d 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -69,11 +69,11 @@ function(make_target target std)
 endfunction()
 
 if(HAS_CPP17_FLAG)
-    set(std17 c++17)
     if(CMAKE_CXX_COMPILER_ID MATCHES "AppleClang")
-        set(std17 c++1z)
+        make_target(${CMAKE_PROJECT_NAME}-cpp17.t c++1z)
+    else()
+        make_target(${CMAKE_PROJECT_NAME}-cpp17.t c++17)
     endif()
-    make_target(${CMAKE_PROJECT_NAME}-cpp17.t ${std17})
     add_test(NAME ${CMAKE_PROJECT_NAME}-cpp17.t COMMAND ${CMAKE_PROJECT_NAME}-cpp17.t)
 endif()