diff --git a/ChangeLog b/ChangeLog
index 0400fb0e47..d79206eea6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2006-04-08  Stefan Kost  <ensonic@users.sf.net>
+
+	* testsuite/test-object.h:
+	Fix broken GObject macros
+
 2006-04-07  Andy Wingo  <wingo@pobox.com>
 
 	* examples/remuxer.py: Code dump, work in progress...
diff --git a/testsuite/test-object.h b/testsuite/test-object.h
index 2a37550659..973cfc1caf 100644
--- a/testsuite/test-object.h
+++ b/testsuite/test-object.h
@@ -17,7 +17,7 @@ typedef struct {
 #define TEST_OBJECT(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), TEST_TYPE_OBJECT, TestObject))
 #define TEST_OBJECT_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), TEST_TYPE_OBJECT, TestObjectClass))
 #define TEST_IS_OBJECT(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), TEST_TYPE_OBJECT))
-#define TEST_IS_OBJECT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((obj), TEST_TYPE_OBJECT))
+#define TEST_IS_OBJECT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), TEST_TYPE_OBJECT))
 #define TEST_OBJECT_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS((obj), TEST_TYPE_OBJECT, TestObjectClass))
 
 GType test_object_get_type (void);