change util.logger to xos.logger
diff --git a/xos/generate/dependency_walker.py b/xos/generate/dependency_walker.py
index d99b783..210ec0f 100644
--- a/xos/generate/dependency_walker.py
+++ b/xos/generate/dependency_walker.py
@@ -12,7 +12,7 @@
 import pdb
 from core.models import *
 
-from util.logger import Logger, logging
+from xos.logger import Logger, logging
 logger = Logger(level=logging.INFO)
 
 missing_links={}
diff --git a/xos/tosca/tests/observertest.py b/xos/tosca/tests/observertest.py
index 9630ecb..4c8d5df 100644
--- a/xos/tosca/tests/observertest.py
+++ b/xos/tosca/tests/observertest.py
@@ -8,7 +8,7 @@
 from synchronizers.base.event_loop import XOSObserver
 from synchronizers.model_policy import run_policy_once
 from xos.config import set_override
-from util.logger import Logger, observer_logger
+from xos.logger import Logger, observer_logger
 
 class BaseObserverToscaTest(BaseToscaTest):
     hide_observer_output = True