diff --git a/xos/unittest.cfg b/xos/unittest.cfg
index 974e092..f28ec79 100644
--- a/xos/unittest.cfg
+++ b/xos/unittest.cfg
@@ -3,6 +3,7 @@
 code-directories=synchronizer
                  steps
                  model_policies
+                 event_steps
 [coverage]
 always-on = True
 coverage = synchronizer