diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3360c08..b1218a3 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -589,7 +589,8 @@ if(LIBICSNEO_BUILD_SYSTEM_TESTS)
 		)
 		FetchContent_MakeAvailable(SystemTests)
 	else()
-		message("System test repo not defined!")
+		message(WARNING "LIBICSNEO_SYSTEM_TESTS env variable not defined, attempting to use ${CMAKE_CURRENT_SOURCE_DIR}/test/system anyways...")
+		add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/test/system)
 	endif()
 endif()