diff --git a/platform/AliyunFC.php b/platform/AliyunFC.php
index dd14235..107f639 100644
--- a/platform/AliyunFC.php
+++ b/platform/AliyunFC.php
@@ -110,7 +110,12 @@ function setConfig($arr, $disktag = '')
     }
     if ($operatedisk) {
         if (isset($arr['disktag_newname']) && $arr['disktag_newname']!='') {
-            $tmp['disktag'] = str_replace($arr['disktag_rename'], $arr['disktag_newname'], getConfig('disktag'));
+            $tags = [];
+            foreach ($disktags as $tag) {
+                if ($tag==$arr['disktag_rename']) array_push($tags, $arr['disktag_newname']);
+                else array_push($tags, $tag);
+            }
+            $tmp['disktag'] = implode('|', $tags);
             $tmp[$arr['disktag_newname']] = getConfig($arr['disktag_rename']);
             $tmp[$arr['disktag_rename']] = '';
         } else {
diff --git a/platform/BaiduCFC.php b/platform/BaiduCFC.php
index 205e651..6fc80b9 100644
--- a/platform/BaiduCFC.php
+++ b/platform/BaiduCFC.php
@@ -100,7 +100,12 @@ function setConfig($arr, $disktag = '')
     }
     if ($operatedisk) {
         if (isset($arr['disktag_newname']) && $arr['disktag_newname']!='') {
-            $tmp['disktag'] = str_replace($arr['disktag_rename'], $arr['disktag_newname'], getConfig('disktag'));
+            $tags = [];
+            foreach ($disktags as $tag) {
+                if ($tag==$arr['disktag_rename']) array_push($tags, $arr['disktag_newname']);
+                else array_push($tags, $tag);
+            }
+            $tmp['disktag'] = implode('|', $tags);
             $tmp[$arr['disktag_newname']] = getConfig($arr['disktag_rename']);
             $tmp[$arr['disktag_rename']] = '';
         } else {
diff --git a/platform/Heroku.php b/platform/Heroku.php
index 6705211..1a42c44 100644
--- a/platform/Heroku.php
+++ b/platform/Heroku.php
@@ -106,7 +106,12 @@ function setConfig($arr, $disktag = '')
     }
     if ($operatedisk) {
         if (isset($arr['disktag_newname']) && $arr['disktag_newname']!='') {
-            $tmp['disktag'] = str_replace($arr['disktag_rename'], $arr['disktag_newname'], getConfig('disktag'));
+            $tags = [];
+            foreach ($disktags as $tag) {
+                if ($tag==$arr['disktag_rename']) array_push($tags, $arr['disktag_newname']);
+                else array_push($tags, $tag);
+            }
+            $tmp['disktag'] = implode('|', $tags);
             $tmp[$arr['disktag_newname']] = getConfig($arr['disktag_rename']);
             $tmp[$arr['disktag_rename']] = null;
         } else {
diff --git a/platform/HuaweiFG_env.php b/platform/HuaweiFG_env.php
index b2632af..0c52327 100644
--- a/platform/HuaweiFG_env.php
+++ b/platform/HuaweiFG_env.php
@@ -124,7 +124,12 @@ function setConfig($arr, $disktag = '')
     }
     if ($operatedisk) {
         if (isset($arr['disktag_newname']) && $arr['disktag_newname']!='') {
-            $tmp['disktag'] = str_replace($arr['disktag_rename'], $arr['disktag_newname'], getConfig('disktag'));
+            $tags = [];
+            foreach ($disktags as $tag) {
+                if ($tag==$arr['disktag_rename']) array_push($tags, $arr['disktag_newname']);
+                else array_push($tags, $tag);
+            }
+            $tmp['disktag'] = implode('|', $tags);
             $tmp[$arr['disktag_newname']] = getConfig($arr['disktag_rename']);
             $tmp[$arr['disktag_rename']] = '';
         } else {
diff --git a/platform/HuaweiFG_file.php b/platform/HuaweiFG_file.php
index a428491..3b76df7 100644
--- a/platform/HuaweiFG_file.php
+++ b/platform/HuaweiFG_file.php
@@ -138,7 +138,12 @@ function setConfig($arr, $disktag = '')
     }
     if ($operatedisk) {
         if (isset($arr['disktag_newname']) && $arr['disktag_newname']!='') {
-            $envs['disktag'] = str_replace($arr['disktag_rename'], $arr['disktag_newname'], getConfig('disktag'));
+            $tags = [];
+            foreach ($disktags as $tag) {
+                if ($tag==$arr['disktag_rename']) array_push($tags, $arr['disktag_newname']);
+                else array_push($tags, $tag);
+            }
+            $envs['disktag'] = implode('|', $tags);
             $envs[$arr['disktag_newname']] = $envs[$arr['disktag_rename']];
             $envs[$arr['disktag_rename']] = '';
         } else {
diff --git a/platform/Normal.php b/platform/Normal.php
index 9d46284..a1d94ad 100644
--- a/platform/Normal.php
+++ b/platform/Normal.php
@@ -120,7 +120,12 @@ function setConfig($arr, $disktag = '')
     }
     if ($operatedisk) {
         if (isset($arr['disktag_newname']) && $arr['disktag_newname']!='') {
-            $envs['disktag'] = str_replace($arr['disktag_rename'], $arr['disktag_newname'], getConfig('disktag'));
+            $tags = [];
+            foreach ($disktags as $tag) {
+                if ($tag==$arr['disktag_rename']) array_push($tags, $arr['disktag_newname']);
+                else array_push($tags, $tag);
+            }
+            $envs['disktag'] = implode('|', $tags);
             $envs[$arr['disktag_newname']] = $envs[$arr['disktag_rename']];
             unset($envs[$arr['disktag_rename']]);
         } else {
diff --git a/platform/TencentSCF_env.php b/platform/TencentSCF_env.php
index f0006f0..d3fb3af 100644
--- a/platform/TencentSCF_env.php
+++ b/platform/TencentSCF_env.php
@@ -107,7 +107,12 @@ function setConfig($arr, $disktag = '')
     }
     if ($operatedisk) {
         if (isset($arr['disktag_newname']) && $arr['disktag_newname']!='') {
-            $tmp['disktag'] = str_replace($arr['disktag_rename'], $arr['disktag_newname'], getConfig('disktag'));
+            $tags = [];
+            foreach ($disktags as $tag) {
+                if ($tag==$arr['disktag_rename']) array_push($tags, $arr['disktag_newname']);
+                else array_push($tags, $tag);
+            }
+            $tmp['disktag'] = implode('|', $tags);
             $tmp[$arr['disktag_newname']] = getConfig($arr['disktag_rename']);
             $tmp[$arr['disktag_rename']] = '';
         } else {
diff --git a/platform/TencentSCF_file.php b/platform/TencentSCF_file.php
index a13071b..762e33d 100644
--- a/platform/TencentSCF_file.php
+++ b/platform/TencentSCF_file.php
@@ -119,7 +119,12 @@ function setConfig($arr, $disktag = '')
     }
     if ($operatedisk) {
         if (isset($arr['disktag_newname']) && $arr['disktag_newname']!='') {
-            $envs['disktag'] = str_replace($arr['disktag_rename'], $arr['disktag_newname'], getConfig('disktag'));
+            $tags = [];
+            foreach ($disktags as $tag) {
+                if ($tag==$arr['disktag_rename']) array_push($tags, $arr['disktag_newname']);
+                else array_push($tags, $tag);
+            }
+            $envs['disktag'] = implode('|', $tags);
             $envs[$arr['disktag_newname']] = $envs[$arr['disktag_rename']];
             $envs[$arr['disktag_rename']] = '';
         } else {