diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index e9951e05..bc7a6753 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -43,6 +43,7 @@ set(INTERNAL_HEADERS
     ${SOURCES_DIR}/catch_assertion_result.hpp
     ${SOURCES_DIR}/internal/catch_test_macro_impl.hpp
     ${SOURCES_DIR}/internal/catch_clara.hpp
+    ${SOURCES_DIR}/internal/catch_clara_upstream.hpp
     ${SOURCES_DIR}/internal/catch_commandline.hpp
     ${SOURCES_DIR}/internal/catch_common.hpp
     ${SOURCES_DIR}/internal/catch_compiler_capabilities.hpp
diff --git a/src/catch2/internal/catch_clara.hpp b/src/catch2/internal/catch_clara.hpp
index 372daa2a..44dd0fdd 100644
--- a/src/catch2/internal/catch_clara.hpp
+++ b/src/catch2/internal/catch_clara.hpp
@@ -21,6 +21,7 @@
 #pragma clang diagnostic ignored "-Wweak-vtables"
 #pragma clang diagnostic ignored "-Wexit-time-destructors"
 #pragma clang diagnostic ignored "-Wshadow"
+#pragma clang diagnostic ignored "-Wdeprecated"
 #endif
 
 #include <catch2/internal/catch_clara_upstream.hpp>