diff --git a/tests/suites/test_suite_dhm.data b/tests/suites/test_suite_dhm.data
index 168c77c..aecbfc5 100644
--- a/tests/suites/test_suite_dhm.data
+++ b/tests/suites/test_suite_dhm.data
@@ -6,3 +6,6 @@
 
 Diffie-Hellman full exchange #3
 dhm_do_dhm:10:"93450983094850938450983409623982317398171298719873918739182739712938719287391879381271":10:"9345098309485093845098340962223981329819812792137312973297123912791271"
+
+Diffie-Hellman selftest
+dhm_selftest:
diff --git a/tests/suites/test_suite_dhm.function b/tests/suites/test_suite_dhm.function
index e8d9cea..dcf2363 100644
--- a/tests/suites/test_suite_dhm.function
+++ b/tests/suites/test_suite_dhm.function
@@ -93,3 +93,10 @@
     dhm_free( &ctx_cli );
 }
 /* END_CASE */
+
+/* BEGIN_CASE */
+void dhm_selftest()
+{
+    TEST_ASSERT( dhm_self_test( 0 ) == 0 );
+}
+/* END_CASE */