moved some files around
diff --git a/tools/doxygen/Doxyfile.c++.internal b/tools/doxygen/Doxyfile.c++.internal
index e63c9ae..6a41c80 100644
--- a/tools/doxygen/Doxyfile.c++.internal
+++ b/tools/doxygen/Doxyfile.c++.internal
@@ -812,9 +812,9 @@
src/cpp/server/dynamic_thread_pool.h \
src/cpp/server/thread_pool_interface.h \
src/cpp/client/secure_credentials.cc \
-src/cpp/codegen/core_codegen.cc \
-src/cpp/codegen/grpc_library.cc \
src/cpp/common/auth_property_iterator.cc \
+src/cpp/common/core_codegen.cc \
+src/cpp/common/grpc_library.cc \
src/cpp/common/secure_auth_context.cc \
src/cpp/common/secure_channel_arguments.cc \
src/cpp/common/secure_create_auth_context.cc \