diff --git a/src/cache/driver/File.php b/src/cache/driver/File.php
index c4e7833..63a7fdf 100644
--- a/src/cache/driver/File.php
+++ b/src/cache/driver/File.php
@@ -30,7 +30,7 @@ class File extends Driver
         'path'          => '',
         'hash_type'     => 'md5',
         'data_compress' => false,
-        'tag_prefix'    => 'tag_',
+        'tag_prefix'    => 'tag:',
         'serialize'     => [],
     ];
 
diff --git a/src/cache/driver/Memcache.php b/src/cache/driver/Memcache.php
index 4ff8673..d4d3270 100644
--- a/src/cache/driver/Memcache.php
+++ b/src/cache/driver/Memcache.php
@@ -29,7 +29,7 @@ class Memcache extends Driver
         'timeout'    => 0, // 超时时间（单位：毫秒）
         'persistent' => true,
         'prefix'     => '',
-        'tag_prefix' => 'tag_',
+        'tag_prefix' => 'tag:',
         'serialize'  => [],
     ];
 
diff --git a/src/cache/driver/Memcached.php b/src/cache/driver/Memcached.php
index 964f3af..a14233e 100644
--- a/src/cache/driver/Memcached.php
+++ b/src/cache/driver/Memcached.php
@@ -31,7 +31,7 @@ class Memcached extends Driver
         'username'   => '', //账号
         'password'   => '', //密码
         'option'     => [],
-        'tag_prefix' => 'tag_',
+        'tag_prefix' => 'tag:',
         'serialize'  => [],
     ];
 
diff --git a/src/cache/driver/Redis.php b/src/cache/driver/Redis.php
index 531c210..adcb555 100644
--- a/src/cache/driver/Redis.php
+++ b/src/cache/driver/Redis.php
@@ -35,7 +35,7 @@ class Redis extends Driver
         'expire'     => 0,
         'persistent' => false,
         'prefix'     => '',
-        'tag_prefix' => 'tag_',
+        'tag_prefix' => 'tag:',
         'serialize'  => [],
     ];
 
diff --git a/src/cache/driver/Wincache.php b/src/cache/driver/Wincache.php
index 2740e87..e7828b9 100644
--- a/src/cache/driver/Wincache.php
+++ b/src/cache/driver/Wincache.php
@@ -25,7 +25,7 @@ class Wincache extends Driver
     protected $options = [
         'prefix'     => '',
         'expire'     => 0,
-        'tag_prefix' => 'tag_',
+        'tag_prefix' => 'tag:',
         'serialize'  => [],
     ];