diff --git a/app/api/service/JwtTokenService.php b/app/api/service/JwtTokenService.php
index ac942901..2f29dbdb 100644
--- a/app/api/service/JwtTokenService.php
+++ b/app/api/service/JwtTokenService.php
@@ -79,11 +79,11 @@ class JwtTokenService
             return $jwtData;
         } catch(\Firebase\JWT\SignatureInvalidException $e) {
             throw new \think\Exception('签名错误');
-        }catch(\Firebase\JWT\BeforeValidException $e) {
+        } catch(\Firebase\JWT\BeforeValidException $e) {
             throw new \think\Exception('token无效'); 
-        }catch(\Firebase\JWT\ExpiredException $e) {
+        } catch(\Firebase\JWT\ExpiredException $e) {
             throw new \think\Exception('token已过期'); 
-        }catch(\Exception $e) {
+        } catch(\Exception $e) {
             throw new \think\Exception('非法请求');
         }
     }