diff --git a/tests/streams/bstream.cpp b/tests/streams/bstream.cpp
index 5b1e307e45..856a40633b 100644
--- a/tests/streams/bstream.cpp
+++ b/tests/streams/bstream.cpp
@@ -52,6 +52,7 @@ Test *StreamCase::suite()
     STREAM_REGISTER_SUB_SUITE(ffileStream);
     STREAM_REGISTER_SUB_SUITE(tempStream);
     STREAM_REGISTER_SUB_SUITE(zlibStream);
+    STREAM_REGISTER_SUB_SUITE(backStream);
 
     extern CppUnit::Test* GetlargeFileSuite();
     Test *lfs = GetlargeFileSuite();