diff --git a/Unit testing/CMakeLists.txt b/Unit testing/CMakeLists.txt
index d3fa7d2..e07ead7 100644
--- a/Unit testing/CMakeLists.txt	
+++ b/Unit testing/CMakeLists.txt	
@@ -9,8 +9,8 @@ add_executable(UnitTest adummy.cpp
         billy_objects_tests.cpp
 )
 
-        CXX_STANDARD 17
 set_target_properties(Catch2 UnitTest PROPERTIES
+        CXX_STANDARD 17
         CXX_STANDARD_REQUIRED ON
         CXX_EXTENSIONS OFF
         INTERPROCEDURAL_OPTIMIZATION_RELEASE ON