diff --git a/corporal/web/app.py b/corporal/web/app.py
index 28598ac..719227d 100644
--- a/corporal/web/app.py
+++ b/corporal/web/app.py
@@ -3,12 +3,7 @@
 Corporal web app
 """
 
-from sqlalchemy.orm import sessionmaker, scoped_session
-from zope.sqlalchemy import register
-
 from tailbone import app
-from tailbone_corepos.db import (CoreOfficeSession, CoreTransSession,
-                                 ExtraCoreOfficeSessions, ExtraCoreTransSessions)
 
 
 def main(global_config, **settings):
@@ -24,24 +19,6 @@ def main(global_config, **settings):
     rattail_config = app.make_rattail_config(settings)
     pyramid_config = app.make_pyramid_config(settings)
 
-    # CORE-POS DB(s)
-    CoreOfficeSession.configure(bind=rattail_config.corepos_engine)
-    CoreTransSession.configure(bind=rattail_config.coretrans_engine)
-
-    # create session wrappers for each "extra" CORE DB engine
-    for key, engine in rattail_config.corepos_engines.items():
-        if key != 'default':
-            Session = scoped_session(sessionmaker(bind=engine))
-            register(Session)
-            ExtraCoreOfficeSessions[key] = Session
-
-    # create session wrappers for each "extra" CORE Transaction DB engine
-    for key, engine in rattail_config.coretrans_engines.items():
-        if key != 'default':
-            Session = scoped_session(sessionmaker(bind=engine))
-            register(Session)
-            ExtraCoreTransSessions[key] = Session
-
     # bring in the rest of Corporal
     pyramid_config.include('corporal.web.static')
     pyramid_config.include('corporal.web.subscribers')