inja_test C++17
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 772c9e0..d1f9c3a 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -76,6 +76,7 @@
   enable_testing()
 
   add_executable(inja_test test/test.cpp)
+  target_compile_features(inja_test INTERFACE cxx_std_17)
   target_link_libraries(inja_test PRIVATE inja)
   add_test(inja_test ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/inja_test)