diff --git a/Makefile b/Makefile
index 215294f..0f42ffc 100644
--- a/Makefile
+++ b/Makefile
@@ -20,7 +20,7 @@ realclean:
 	rm -rf build
 
 check: build
-	ninja -C build test
+	CTEST_OUTPUT_ON_FAILURE=1 ninja -C build test
 
 install: build
 	ninja -C build install
diff --git a/unit/message_unit.h b/unit/message_unit.h
index 53bf761..597be89 100644
--- a/unit/message_unit.h
+++ b/unit/message_unit.h
@@ -5,7 +5,7 @@ class unit {
   public:
     void register_tests(ict::unit_test<unit> &ut) {
         ut.add(&unit::find_first_test);
-        ut.iso(&unit::find_first_again);
+        ut.add(&unit::find_first_again);
         ut.add(&unit::for_each_path_test);
         ut.skip();
         ut.cont();