diff --git a/src/test/python/release_mixin/test_infrastructure.py b/src/test/python/release_mixin/test_infrastructure.py
index fefe233..da427b3 100644
--- a/src/test/python/release_mixin/test_infrastructure.py
+++ b/src/test/python/release_mixin/test_infrastructure.py
@@ -79,5 +79,8 @@ def test_release_type_repository_env():
     assert release_type == None
 
     sut = ReleaseTypeRepository.from_environment(MockEnvironmentApi({'REL_TYPE': 'Not the right variable'}))
-    release_type = sut.get_release_type()
-    assert release_type == None
\ No newline at end of file
+    try:
+        release_type = sut.get_release_type()
+    except:
+        assert release_type == None
+        
\ No newline at end of file