diff --git a/providers/fab/src/airflow/providers/fab/migrations/versions/0001_1_4_0_create_ab_tables_if_missing.py b/providers/fab/src/airflow/providers/fab/migrations/versions/0001_1_4_0_create_ab_tables_if_missing.py
index e281437c9c6e1..a7ad1301c4af2 100644
--- a/providers/fab/src/airflow/providers/fab/migrations/versions/0001_1_4_0_create_ab_tables_if_missing.py
+++ b/providers/fab/src/airflow/providers/fab/migrations/versions/0001_1_4_0_create_ab_tables_if_missing.py
@@ -139,8 +139,8 @@ def upgrade() -> None:
         if_not_exists=True,
     )
     with op.batch_alter_table("ab_group_role", schema=None) as batch_op:
-        batch_op.create_index("idx_group_id", ["group_id"], unique=False)
-        batch_op.create_index("idx_group_role_id", ["role_id"], unique=False)
+        batch_op.create_index("idx_group_id", ["group_id"], unique=False, if_not_exists=True)
+        batch_op.create_index("idx_group_role_id", ["role_id"], unique=False, if_not_exists=True)
 
     op.create_table(
         "ab_permission_view",
@@ -175,8 +175,8 @@ def upgrade() -> None:
         if_not_exists=True,
     )
     with op.batch_alter_table("ab_user_group", schema=None) as batch_op:
-        batch_op.create_index("idx_user_group_id", ["group_id"], unique=False)
-        batch_op.create_index("idx_user_id", ["user_id"], unique=False)
+        batch_op.create_index("idx_user_group_id", ["group_id"], unique=False, if_not_exists=True)
+        batch_op.create_index("idx_user_id", ["user_id"], unique=False, if_not_exists=True)
 
     op.create_table(
         "ab_user_role",