diff --git a/nc_warnings.cmake b/nc_warnings.cmake
index 01aa5d4..39b6ae8 100644
--- a/nc_warnings.cmake
+++ b/nc_warnings.cmake
@@ -96,6 +96,7 @@ append_compile_flag(-Wold-style-cast)
 #AX_APPEND_COMPILE_FLAGS([-Wno-vla-extension], [], [-Werror])
 append_compile_flag(-Wno-vla)
 append_compile_flag(-Wno-multichar)
+append_compile_flag(-Wno-c99-designator)
 
 #AS_IF([test "x$ax_cv_cxx_compiler_vendor" != "xgnu"], [
 #    AX_APPEND_COMPILE_FLAGS([-Wno-c99-extensions], [], [-Werror])