diff --git a/SAS/ResourceAssignment/ResourceAssigner/lib/resource_availability_checker.py b/SAS/ResourceAssignment/ResourceAssigner/lib/resource_availability_checker.py
index 08bddad5f0a01a38b65e92e10c52d17ad0ad3e55..412982ac92019c1c7967641aedd6216d311c8ce3 100644
--- a/SAS/ResourceAssignment/ResourceAssigner/lib/resource_availability_checker.py
+++ b/SAS/ResourceAssignment/ResourceAssigner/lib/resource_availability_checker.py
@@ -33,8 +33,8 @@ class CouldNotFindClaimException(Exception):
 
 
 class ResourceAvailabilityChecker(object):
-    def __init__(self, radbrpc):
-        self.radbrpc = radbrpc
+    def __init__(self, radb):
+        self.radb = radb
 
     @property
     @cache
@@ -47,7 +47,7 @@ class ResourceAvailabilityChecker(object):
               "parent_ids": list of parent resource groups
               "resource_ids": list of resources in this group. } """
 
-        memberships = self.radbrpc.getResourceGroupMemberships()
+        memberships = self.radb.getResourceGroupMemberships()
         return memberships['groups']  # resource-group-to-resource-group relations
 
     @property
@@ -55,14 +55,14 @@ class ResourceAvailabilityChecker(object):
     def resource_types(self):
         """ Returns a dict of all the resource types, to convert name->id. """
 
-        return {rt['name']: rt['id'] for rt in self.radbrpc.getResourceTypes()}
+        return {rt['name']: rt['id'] for rt in self.radb.getResourceTypes()}
 
     @property
     @cache
     def resource_claim_property_types(self):
         """ Returns a dict of all the resource claim property types, to convert name->id. """
 
-        return {rcpt['name']: rcpt['id'] for rcpt in self.radbrpc.getResourceClaimPropertyTypes()}
+        return {rcpt['name']: rcpt['id'] for rcpt in self.radb.getResourceClaimPropertyTypes()}
 
     @cache
     def _summable_property_type_ids(self):
@@ -145,8 +145,8 @@ class ResourceAvailabilityChecker(object):
         return claims
 
     def _get_current_resource_usage(self):
-        db_resource_list = self.radbrpc.getResources(include_availability=True)
-        db_resource_max_fill_ratios = self.radbrpc.getResourceAllocationConfig(sql_like_name_pattern='max_fill_ratio_%')
+        db_resource_list = self.radb.getResources(include_availability=True)
+        db_resource_max_fill_ratios = self.radb.getResourceAllocationConfig(sql_like_name_pattern='max_fill_ratio_%')
 
         self._apply_maximum_fill_ratios(db_resource_list, db_resource_max_fill_ratios)