diff --git a/test/internal_sys_mock.hpp b/test/internal_sys_mock.hpp
index b4ba4b1..2fe0c58 100644
--- a/test/internal_sys_mock.hpp
+++ b/test/internal_sys_mock.hpp
@@ -6,6 +6,8 @@
 
 #include <gmock/gmock.h>
 
+namespace ipmiblob
+{
 namespace internal
 {
 
@@ -25,3 +27,4 @@
 };
 
 } // namespace internal
+} // namespace ipmiblob