diff --git a/.changeset-staged/nine-apes-attend.md b/.changeset-staged/nine-apes-attend.md
new file mode 100644
index 000000000..aa8ee9443
--- /dev/null
+++ b/.changeset-staged/nine-apes-attend.md
@@ -0,0 +1,5 @@
+---
+"@logto/connector-kit": minor
+---
+
+`getSession` and `setSession` are actually used as REQUIRED parameters, update interface definition.
diff --git a/packages/core/src/libraries/social.ts b/packages/core/src/libraries/social.ts
index e22648475..462135926 100644
--- a/packages/core/src/libraries/social.ts
+++ b/packages/core/src/libraries/social.ts
@@ -65,7 +65,7 @@ export const createSocialLibrary = (queries: Queries, connectorLibrary: Connecto
   const getUserInfoByAuthCode = async (
     connectorId: string,
     data: unknown,
-    getConnectorSession?: GetSession
+    getConnectorSession: GetSession
   ): Promise<SocialUserInfo> => {
     const connector = await getConnector(connectorId);
 
diff --git a/packages/toolkit/connector-kit/src/types.ts b/packages/toolkit/connector-kit/src/types.ts
index 2ea427157..3036587c4 100644
--- a/packages/toolkit/connector-kit/src/types.ts
+++ b/packages/toolkit/connector-kit/src/types.ts
@@ -191,7 +191,7 @@ export type GetAuthorizationUri = (
     jti: string;
     headers: { userAgent?: string };
   },
-  setSession?: SetSession
+  setSession: SetSession
 ) => Promise<string>;
 
 export const socialUserInfoGuard = z.object({
@@ -206,5 +206,5 @@ export type SocialUserInfo = z.infer<typeof socialUserInfoGuard>;
 
 export type GetUserInfo = (
   data: unknown,
-  getSession?: GetSession
+  getSession: GetSession
 ) => Promise<SocialUserInfo & Record<string, string | boolean | number | undefined>>;