diff --git a/tools/doxygen/Doxyfile.c++.internal b/tools/doxygen/Doxyfile.c++.internal
index 3f8df1d..02826d1 100644
--- a/tools/doxygen/Doxyfile.c++.internal
+++ b/tools/doxygen/Doxyfile.c++.internal
@@ -969,7 +969,7 @@
 src/cpp/client/create_channel_posix.cc \
 src/cpp/client/credentials_cc.cc \
 src/cpp/client/generic_stub.cc \
-src/cpp/common/buffer_pool.cc \
+src/cpp/common/buffer_pool_cc.cc \
 src/cpp/common/channel_arguments.cc \
 src/cpp/common/channel_filter.cc \
 src/cpp/common/completion_queue_cc.cc \