--- utfcpp-3.2.3.orig/tests/CMakeLists.txt	2023-01-26 09:48:11.283201600 +0100
+++ utfcpp-3.2.3/tests/CMakeLists.txt	2023-01-26 09:49:10.139598712 +0100
@@ -1,13 +1,11 @@
 add_executable(negative ${PROJECT_SOURCE_DIR}/tests/negative.cpp)
 add_executable(cpp11 ${PROJECT_SOURCE_DIR}/tests/test_cpp11.cpp)
-add_executable(cpp17 ${PROJECT_SOURCE_DIR}/tests/test_cpp17.cpp)
 add_executable(apitests ${PROJECT_SOURCE_DIR}/tests/apitests.cpp)
 
 add_executable(noexceptionstests ${PROJECT_SOURCE_DIR}/tests/noexceptionstests.cpp)
 
 target_link_libraries(negative PRIVATE utf8::cpp)
 target_link_libraries(cpp11 PRIVATE utf8::cpp)
-target_link_libraries(cpp17 PRIVATE utf8::cpp)
 target_link_libraries(apitests PRIVATE utf8::cpp)
 target_link_libraries(noexceptionstests PRIVATE utf8::cpp)
 
@@ -29,15 +27,8 @@
                       CXX_STANDARD_REQUIRED YES
                       CXX_EXTENSIONS NO)
 
-set_target_properties(cpp17
-                      PROPERTIES
-                      CXX_STANDARD 17
-                      CXX_STANDARD_REQUIRED YES
-                      CXX_EXTENSIONS NO)
-
 add_test(negative_test negative ${PROJECT_SOURCE_DIR}/tests/test_data/utf8_invalid.txt)
 add_test(cpp11_test cpp11)
-add_test(cpp17_test cpp17)
 add_test(api_test apitests)
 add_test(noexceptions_test noexceptionstests)