diff --git a/test/integrationtests/skills/skill_tester.py b/test/integrationtests/skills/skill_tester.py
index 9a4cd8fcfa..4a8de2b3dd 100644
--- a/test/integrationtests/skills/skill_tester.py
+++ b/test/integrationtests/skills/skill_tester.py
@@ -38,6 +38,7 @@ class MockSkillsLoader(object):
 
     def load_skills(self):
         self.skills = load_skills(self.emitter, self.skills_root)
+        self.skills = [s for s in self.skills if s]
         return self.emitter.emitter  # kick out the underlying emitter
 
     def unload_skills(self):