diff --git a/test/rt/test.dox b/test/rt/test.dox
index 22e1f0c12..29de03e57 100644
--- a/test/rt/test.dox
+++ b/test/rt/test.dox
@@ -49,6 +49,7 @@
  * - @subpage test_queues
  * - @subpage test_heap
  * - @subpage test_pools
+ * - @subpage test_sys
  * - @subpage test_benchmarks
  * .
  */
diff --git a/test/rt/testsys.c b/test/rt/testsys.c
index 241fbbe46..9a8b0fee4 100644
--- a/test/rt/testsys.c
+++ b/test/rt/testsys.c
@@ -35,6 +35,7 @@
  * <h2>Test Cases</h2>
  * - @subpage test_sys_001
  * - @subpage test_sys_002
+ * - @subpage test_sys_003
  * .
  * @file testsys.c
  * @brief System test source file