diff --git a/migrations/versions/89a74e347d85_next_generation_bridge_management.py b/migrations/versions/89a74e347d85_next_generation_bridge_management.py
index 1bfa0d8..9150056 100644
--- a/migrations/versions/89a74e347d85_next_generation_bridge_management.py
+++ b/migrations/versions/89a74e347d85_next_generation_bridge_management.py
@@ -17,10 +17,12 @@ depends_on = None
 
 
 def upgrade():
-    op.drop_constraint('fk_bridge_conf_id_bridge_conf', 'bridge')
-    op.drop_constraint('fk_bridge_conf_group_id_group', 'bridge_conf')
-    op.drop_constraint('pk_bridge', 'bridge')
-    op.drop_constraint('pk_bridge_conf', 'bridge_conf')
+    bind = op.get_bind()
+    if bind.engine.name != 'sqlite':
+        op.drop_constraint('fk_bridge_conf_id_bridge_conf', 'bridge')
+        op.drop_constraint('fk_bridge_conf_group_id_group', 'bridge_conf')
+        op.drop_constraint('pk_bridge', 'bridge')
+        op.drop_constraint('pk_bridge_conf', 'bridge_conf')
     op.rename_table('bridge', 'original_bridge')
     op.rename_table('bridge_conf', 'original_bridge_conf')
     op.create_table('bridge_conf',
@@ -58,11 +60,14 @@ def upgrade():
 
 
 def downgrade():
+    bind = op.get_bind()
     op.drop_table('bridge')
     op.drop_table('bridge_conf')
     op.rename_table('original_bridge_conf', 'bridge_conf')
-    op.create_primary_key('pk_bridge_conf', 'bridge_conf', ['id'])
-    op.create_foreign_key('fk_bridge_conf_group_id_group', 'bridge_conf', 'group', ['group_id'], ['id'])
+    if bind.engine.name != 'sqlite':
+        op.create_primary_key('pk_bridge_conf', 'bridge_conf', ['id'])
+        op.create_foreign_key('fk_bridge_conf_group_id_group', 'bridge_conf', 'group', ['group_id'], ['id'])
     op.rename_table('original_bridge', 'bridge')
-    op.create_primary_key('pk_bridge', 'bridge', ['id'])
-    op.create_foreign_key('fk_bridge_conf_id_bridge_conf', 'bridge', 'bridge_conf', ['conf_id'], ['id'])
+    if bind.engine.name != 'sqlite':
+        op.create_primary_key('pk_bridge', 'bridge', ['id'])
+        op.create_foreign_key('fk_bridge_conf_id_bridge_conf', 'bridge', 'bridge_conf', ['conf_id'], ['id'])