diff --git a/api/s12_curves.py b/api/s12_curves.py
index d20f1ec..eb8010d 100644
--- a/api/s12_curves.py
+++ b/api/s12_curves.py
@@ -75,7 +75,7 @@ def add_curve_cache(name: str, cs: ChangeSet) -> SqlChangeSet:
     new_f_type = f"'{new['c_type']}'"
 
     # TODO: transaction ?
-    redo_sql = f"\ninsert into _curve (id, type) values ({f_id}, {new_f_type});"
+    redo_sql = f"insert into _curve (id, type) values ({f_id}, {new_f_type});"
     for xy in cs.operations[0]['coords']:
         x, y = float(xy['x']), float(xy['y'])
         f_x, f_y = x, y
@@ -106,7 +106,7 @@ def delete_curve_cache(name: str, cs: ChangeSet) -> SqlChangeSet:
     redo_sql += f"\ndelete from _curve where id = {f_id};"
 
     # TODO: transaction ?
-    undo_sql = f"\ninsert into _curve (id, type) values ({f_id}, {old_f_type});"
+    undo_sql = f"insert into _curve (id, type) values ({f_id}, {old_f_type});"
     for xy in old['coords']:
         f_x, f_y = xy['x'], xy['y']
         undo_sql += f"\ninsert into curves (id, x, y) values ({f_id}, {f_x}, {f_y});"