diff -r 1df243392d45 -r 36838a012ccc dataimport/massive_store.py
--- a/dataimport/massive_store.py	Tue Dec 15 10:28:39 2015 +0100
+++ b/dataimport/massive_store.py	Tue Dec 15 10:32:53 2015 +0100
@@ -717,6 +717,7 @@
         LEFT JOIN pg_catalog.pg_namespace n ON n.oid = c.relnamespace
         WHERE c.relkind IN ('i','')
         AND c2.relname = '%s'
+        AND i.indisprimary = FALSE
         AND n.nspname NOT IN ('pg_catalog', 'pg_toast')
         AND pg_catalog.pg_table_is_visible(c.oid);''' % tablename
         indexes_list = self.cnx.system_sql(sql).fetchall()