diff --git a/source/dnode/vnode/impl/test/vBenchmarkTest.cpp b/source/dnode/vnode/impl/test/vBenchmarkTest.cpp
index 19a033d237..e218886231 100644
--- a/source/dnode/vnode/impl/test/vBenchmarkTest.cpp
+++ b/source/dnode/vnode/impl/test/vBenchmarkTest.cpp
@@ -1 +1,2 @@
-// https://stackoverflow.com/questions/8565666/benchmarking-with-googletest
\ No newline at end of file
+// https://stackoverflow.com/questions/8565666/benchmarking-with-googletest
+// https://github.com/google/benchmark
\ No newline at end of file