diff --git a/src/recommendationservice/recommendation_server.py b/src/recommendationservice/recommendation_server.py
index ac4cda9..1219555 100644
--- a/src/recommendationservice/recommendation_server.py
+++ b/src/recommendationservice/recommendation_server.py
@@ -22,6 +22,7 @@ from concurrent import futures
 
 import googleclouddebugger
 import googlecloudprofiler
+from google.auth.exceptions import DefaultCredentialsError
 import grpc
 from opencensus.trace.exporters import print_exporter
 from opencensus.trace.exporters import stackdriver_exporter
@@ -108,7 +109,7 @@ if __name__ == "__main__":
           project_id=os.environ.get('GCP_PROJECT_ID'),
           transport=AsyncTransport)
         tracer_interceptor = server_interceptor.OpenCensusServerInterceptor(sampler, exporter)
-    except KeyError:
+    except (KeyError, DefaultCredentialsError):
         logger.info("Tracing disabled.")
         tracer_interceptor = server_interceptor.OpenCensusServerInterceptor()