diff --git a/indra/cmake/00-Common.cmake b/indra/cmake/00-Common.cmake
index 07b3c8665334c3639d0ee04f3799eabadb108ad2..6477b39fd1c3238820a335cade5071ff2758a028 100644
--- a/indra/cmake/00-Common.cmake
+++ b/indra/cmake/00-Common.cmake
@@ -189,8 +189,6 @@ if (WINDOWS)
       /D_CRT_SECURE_NO_WARNINGS
       /D_CRT_NONSTDC_NO_DEPRECATE
       /D_WINSOCK_DEPRECATED_NO_WARNINGS
-      /D_SILENCE_CXX17_ADAPTOR_TYPEDEFS_DEPRECATION_WARNING
-      /D_SILENCE_CXX17_OLD_ALLOCATOR_MEMBERS_DEPRECATION_WARNING
       /DBOOST_CONFIG_SUPPRESS_OUTDATED_MESSAGE
       /DBOOST_ALLOW_DEPRECATED_HEADERS
       )