incremental
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 31f672b..9035ee7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -115,6 +115,13 @@
set_source_files_properties(${GENERATED_SRC_FILES} PROPERTIES GENERATED TRUE)
+if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
+ if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0)
+ set_source_files_properties(${CMAKE_BINARY_DIR}/generated/webassets.cpp PROPERTIES COMPILE_FLAGS -Wno-narrowing)
+ endif(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0)
+endif()
+
+
set(SRC_FILES
src/token_authorization_middleware.cpp
src/base64.cpp