diff --git a/src/sage/databases/cremona.py b/src/sage/databases/cremona.py
index 0349afb2518..2639e9e2124 100644
--- a/src/sage/databases/cremona.py
+++ b/src/sage/databases/cremona.py
@@ -1643,6 +1643,7 @@ def _init_allgens(self, ftpdata, largest_conductor=0):
             con.executemany("UPDATE t_curve SET gens=? WHERE curve=?",
                 curve_data)
             print("Committing...")
+            self.commit()
             if largest_conductor and int(v[0]) > largest_conductor:
                 break