diff --git a/pom.xml b/pom.xml
index d56061d9..94ac6fd0 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>xyz.zcraft</groupId>
     <artifactId>Seira</artifactId>
-    <version>1.6.0</version>
+    <version>1.6.1</version>
 
     <properties>
         <maven.compiler.source>25</maven.compiler.source>
diff --git a/src/main/java/xyz/zcraft/seira/bot/QQApi.java b/src/main/java/xyz/zcraft/seira/bot/QQApi.java
index a58f1aa5..bc4b0465 100644
--- a/src/main/java/xyz/zcraft/seira/bot/QQApi.java
+++ b/src/main/java/xyz/zcraft/seira/bot/QQApi.java
@@ -41,28 +41,24 @@ public static String getWSSEndpoint(AccessToken accessToken) {
         }
     }
 
-    public static AccessToken getAccessToken(String appId, String appSecret) {
-        try {
-            JsonObject payload = new JsonObject();
-            payload.addProperty("appId", appId);
-            payload.addProperty("clientSecret", appSecret);
+    public static AccessToken getAccessToken(String appId, String appSecret) throws Exception {
+        JsonObject payload = new JsonObject();
+        payload.addProperty("appId", appId);
+        payload.addProperty("clientSecret", appSecret);
 
-            HttpRequest request = HttpRequest.newBuilder()
-                    .header("Content-Type", "application/json")
-                    .uri(URI.create("https://bots.qq.com/app/getAppAccessToken"))
-                    .POST(HttpRequest.BodyPublishers.ofString(payload.toString()))
-                    .build();
+        HttpRequest request = HttpRequest.newBuilder()
+                .header("Content-Type", "application/json")
+                .uri(URI.create("https://bots.qq.com/app/getAppAccessToken"))
+                .POST(HttpRequest.BodyPublishers.ofString(payload.toString()))
+                .build();
 
-            final JsonElement jsonElement = JsonParser.parseString(CLIENT.send(request, HttpResponse.BodyHandlers.ofString()).body());
+        final JsonElement jsonElement = JsonParser.parseString(CLIENT.send(request, HttpResponse.BodyHandlers.ofString()).body());
 
-            return new AccessToken(
-                    jsonElement.getAsJsonObject().get("access_token").getAsString(),
-                    System.currentTimeMillis(),
-                    jsonElement.getAsJsonObject().get("expires_in").getAsLong()
-            );
-        } catch (IOException | InterruptedException e) {
-            throw new RuntimeException(e);
-        }
+        return new AccessToken(
+                jsonElement.getAsJsonObject().get("access_token").getAsString(),
+                System.currentTimeMillis(),
+                jsonElement.getAsJsonObject().get("expires_in").getAsLong()
+        );
     }
 
     public static void sendPrivateMessage(AccessToken accessToken, String openId, Message message) {
diff --git a/src/main/java/xyz/zcraft/seira/bot/QQBot.java b/src/main/java/xyz/zcraft/seira/bot/QQBot.java
index 1205f217..98a663be 100644
--- a/src/main/java/xyz/zcraft/seira/bot/QQBot.java
+++ b/src/main/java/xyz/zcraft/seira/bot/QQBot.java
@@ -34,6 +34,11 @@ public QQBot(AppConfig config) {
 
         while (true) {
             try {
+                if (tokenManager.isExpired()) {
+                    LOG.warn("Waiting for token renewal");
+                    continue;
+                }
+
                 LOG.info("Getting wss endpoint");
                 String wssEndpoint = QQApi.getWSSEndpoint(tokenManager.getToken());
                 LOG.info("Endpoint: {}", wssEndpoint);
diff --git a/src/main/java/xyz/zcraft/seira/util/TokenManager.java b/src/main/java/xyz/zcraft/seira/util/TokenManager.java
index c30ee860..6a83aab4 100644
--- a/src/main/java/xyz/zcraft/seira/util/TokenManager.java
+++ b/src/main/java/xyz/zcraft/seira/util/TokenManager.java
@@ -23,12 +23,17 @@ public TokenManager(String clientId, String clientSecret) {
     }
 
     public boolean isExpired() {
-        return System.currentTimeMillis() - token.tokenGrantTime() >= (token.expiresIn() - 60) * 1000;
+        return (token == null) || (System.currentTimeMillis() - token.tokenGrantTime() >= (token.expiresIn() - 60) * 1000);
     }
 
     public void renew() {
-        token = QQApi.getAccessToken(clientId, clientSecret);
-        LOG.info("Token renewed, expire in {}", token.expiresIn());
+        try {
+            token = QQApi.getAccessToken(clientId, clientSecret);
+            LOG.info("Token renewed, expire in {}", token.expiresIn());
+        } catch (Exception e) {
+            token = null;
+            LOG.error("Failed to renew token, will retry in 60 sec", e);
+        }
 
         timer.schedule(new java.util.TimerTask() {
             @Override
@@ -38,6 +43,6 @@ public void run() {
                     renew();
                 }
             }
-        }, Math.min(token.expiresIn() - 60, 60) * 1000L);
+        }, Math.min((token != null ? token.expiresIn() : 0) - 60, 60) * 1000L);
     }
 }