diff --git a/keyBoard/Class/Network/KBNetworkManager.m b/keyBoard/Class/Network/KBNetworkManager.m
index 1f55502..595c9e1 100644
--- a/keyBoard/Class/Network/KBNetworkManager.m
+++ b/keyBoard/Class/Network/KBNetworkManager.m
@@ -64,6 +64,8 @@ NSErrorDomain const KBNetworkErrorDomain = @"com.company.keyboard.network";
     NSDictionary<NSString *, NSString *> *signHeaders = [KBSignUtils signHeadersWithBodyParams:bodyParams];
     NSMutableDictionary<NSString *, NSString *> *headers =
     [self.defaultHeaders mutableCopy] ?: [NSMutableDictionary dictionary];
+    // 每次请求动态更新 Accept-Language，确保语言切换后生效
+    headers[@"Accept-Language"] = [KBLocalizationManager shared].currentLanguageCode ?: KBLanguageCodeEnglish;
     [headers addEntriesFromDictionary:signHeaders ?: @{}];
     self.defaultHeaders = headers;
 }