diff --git a/lib/qa_gsm.cc b/lib/qa_gsm.cc
new file mode 100644
index 0000000..b84c0ea
--- /dev/null
+++ b/lib/qa_gsm.cc
@@ -0,0 +1,40 @@
+/*
+ * Copyright 2012 Free Software Foundation, Inc.
+ *
+ * This file is part of GNU Radio
+ *
+ * GNU Radio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3, or (at your option)
+ * any later version.
+ *
+ * GNU Radio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Radio; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+/*
+ * This class gathers together all the test cases for the gr-filter
+ * directory into a single test suite.  As you create new test cases,
+ * add them here.
+ */
+
+#include "qa_gsm.h"
+#include "qa_receiver.h"
+
+//this is just a stub created by gr_modtool
+
+CppUnit::TestSuite *
+qa_gsm::suite()
+{
+  CppUnit::TestSuite *s = new CppUnit::TestSuite("gsm");
+  s->addTest(gr::gsm::qa_receiver::suite());
+
+  return s;
+}