diff --git a/tools/convert b/tools/convert
index fdfa9f6..b66cf5d 100755
--- a/tools/convert
+++ b/tools/convert
@@ -87,10 +87,12 @@ def main(
 			)
 		)
 	ids = {
+		"calendars": 0,
 		"local_resource": 0,
 		"caldav_resource": 0,
 	}
 	for calendar in data["calendars"]:
+		ids["calendars"] += 1
 		if (calendar["object"]["kind"] == "concrete"):
 			ids["local_resource"] += 1
 			print(
@@ -149,13 +151,25 @@ def main(
 			raise ValueError("invalid")
 		print(
 			string_coin(
-				"INSERT INTO calendars(name,public,resource_id) VALUES ({{name}},{{public}},LAST_INSERT_ROWID());\n",
+				"INSERT INTO calendars(id,name,public,resource_id) VALUES ({{id}},{{name}},{{public}},LAST_INSERT_ROWID());\n",
 				{
+					"id": sql_format(ids["calendars"]),
 					"name": sql_format(calendar["object"]["data"]["name"]),
 					"public": sql_format(not calendar["object"]["data"]["private"]),
 				}
 			)
 		)
+		for member in calendar["object"]["data"].get("users", []):
+			print(
+				string_coin(
+					"INSERT INTO calendar_members(calendar_id,user_id,role) VALUES ({{calendar_id}},{{user_id}},{{role}});\n",
+					{
+						"calendar_id": sql_format(ids["calendars"]),
+						"user_id": sql_format(member["id"]),
+						"role": sql_format(member["role"]),
+					}
+				)
+			)
 	
 
 main()