diff --git a/compiler/linker/buffered_output_stream.h b/compiler/linker/buffered_output_stream.h
index a2eefbb..66994e8 100644
--- a/compiler/linker/buffered_output_stream.h
+++ b/compiler/linker/buffered_output_stream.h
@@ -24,6 +24,7 @@
 #include "globals.h"
 
 namespace art {
+namespace linker {
 
 class BufferedOutputStream FINAL : public OutputStream {
  public:
@@ -49,6 +50,7 @@
   DISALLOW_COPY_AND_ASSIGN(BufferedOutputStream);
 };
 
+}  // namespace linker
 }  // namespace art
 
 #endif  // ART_COMPILER_LINKER_BUFFERED_OUTPUT_STREAM_H_