diff --git a/ceilometer/pipeline/base.py b/ceilometer/pipeline/base.py
index d121e50c63..d789472279 100644
--- a/ceilometer/pipeline/base.py
+++ b/ceilometer/pipeline/base.py
@@ -187,8 +187,6 @@ class PipelineManager(agent.ConfigManagerBase):
     Pipeline manager sets up pipelines according to config file
     """
 
-    NOTIFICATION_IPC = 'ceilometer_ipc'
-
     def __init__(self, conf, cfg_file):
         """Setup the pipelines according to config.