diff --git a/media/libaaudio/tests/test_flowgraph.cpp b/media/libaaudio/tests/test_flowgraph.cpp
index 0792fc5..0354d39 100644
--- a/media/libaaudio/tests/test_flowgraph.cpp
+++ b/media/libaaudio/tests/test_flowgraph.cpp
@@ -33,7 +33,7 @@
 #include "flowgraph/SourceI16.h"
 #include "flowgraph/SourceI24.h"
 
-using namespace flowgraph;
+using namespace FLOWGRAPH_OUTER_NAMESPACE::flowgraph;
 
 constexpr int kBytesPerI24Packed = 3;