diff --git a/src/ClassAliasAutoloader.php b/src/ClassAliasAutoloader.php
index cdbff81..6bb1e71 100644
--- a/src/ClassAliasAutoloader.php
+++ b/src/ClassAliasAutoloader.php
@@ -8,6 +8,7 @@
  * @document https://github.com/friendsofhyperf/components/blob/3.0/README.md
  * @contact  huangdijia@gmail.com
  */
+
 namespace FriendsOfHyperf\Tinker;
 
 use Hyperf\Collection\Collection;
diff --git a/src/Command/TinkerCommand.php b/src/Command/TinkerCommand.php
index 140645d..80daec6 100644
--- a/src/Command/TinkerCommand.php
+++ b/src/Command/TinkerCommand.php
@@ -8,6 +8,7 @@
  * @document https://github.com/friendsofhyperf/components/blob/3.0/README.md
  * @contact  huangdijia@gmail.com
  */
+
 namespace FriendsOfHyperf\Tinker\Command;
 
 use FriendsOfHyperf\Tinker\ClassAliasAutoloader;
diff --git a/src/ConfigProvider.php b/src/ConfigProvider.php
index 48c92ae..b9b52b0 100644
--- a/src/ConfigProvider.php
+++ b/src/ConfigProvider.php
@@ -8,6 +8,7 @@
  * @document https://github.com/friendsofhyperf/components/blob/3.0/README.md
  * @contact  huangdijia@gmail.com
  */
+
 namespace FriendsOfHyperf\Tinker;
 
 use FriendsOfHyperf\Tinker\Command\TinkerCommand;
diff --git a/src/TinkerCaster.php b/src/TinkerCaster.php
index e0dd420..aacf509 100644
--- a/src/TinkerCaster.php
+++ b/src/TinkerCaster.php
@@ -8,6 +8,7 @@
  * @document https://github.com/friendsofhyperf/components/blob/3.0/README.md
  * @contact  huangdijia@gmail.com
  */
+
 namespace FriendsOfHyperf\Tinker;
 
 use ReflectionException;