diff --git a/fmtm_splitter/db.py b/fmtm_splitter/db.py
index 46ae1cc..1468b77 100644
--- a/fmtm_splitter/db.py
+++ b/fmtm_splitter/db.py
@@ -131,7 +131,8 @@ def drop_tables(conn: psycopg2.extensions.connection):
         "DROP TABLE IF EXISTS lowfeaturecountpolygons CASCADE; "
         "DROP TABLE IF EXISTS voronois CASCADE; "
         "DROP TABLE IF EXISTS taskpolygons CASCADE; "
-        "DROP TABLE IF EXISTS splitpolygons CASCADE;"
+        "DROP TABLE IF EXISTS unsimplifiedtaskpolygons CASCADE; "
+        "DROP TABLE IF EXISTS splitpolygons CASCADE; "
         "DROP TABLE IF EXISTS project_aoi CASCADE; "
         "DROP TABLE IF EXISTS ways_poly CASCADE; "
         "DROP TABLE IF EXISTS ways_line CASCADE;"