diff --git a/cdci_data_analysis/analysis/ivoa_helper.py b/cdci_data_analysis/analysis/ivoa_helper.py
index 96913bd2..db01cce1 100644
--- a/cdci_data_analysis/analysis/ivoa_helper.py
+++ b/cdci_data_analysis/analysis/ivoa_helper.py
@@ -1,7 +1,6 @@
 import os.path
 
 from queryparser.adql import ADQLQueryTranslator
-from queryparser.postgresql import PostgreSQLQueryProcessor
 from queryparser.exceptions import QuerySyntaxError
 
 from psycopg2 import connect, DatabaseError