diff --git a/test/DebugProtoTest.thrift b/test/DebugProtoTest.thrift
index b01129a..7980047 100644
--- a/test/DebugProtoTest.thrift
+++ b/test/DebugProtoTest.thrift
@@ -17,6 +17,7 @@
  * under the License.
  */
 
+namespace c_glib TTest
 namespace cpp thrift.test.debug
 namespace java thrift.test