diff --git a/packages/vue-server-renderer/basic.js b/packages/vue-server-renderer/basic.js
index 5bd71915177..99b7d225556 100644
--- a/packages/vue-server-renderer/basic.js
+++ b/packages/vue-server-renderer/basic.js
@@ -155,7 +155,6 @@ var capitalize = cached(function (str) {
 var hyphenateRE = /([^-])([A-Z])/g;
 var hyphenate = cached(function (str) {
   return str
-    .replace(hyphenateRE, '$1-$2')
     .replace(hyphenateRE, '$1-$2')
     .toLowerCase()
 });
diff --git a/packages/vue-server-renderer/build.js b/packages/vue-server-renderer/build.js
index 3be69d2d7d7..dbe8cffe503 100644
--- a/packages/vue-server-renderer/build.js
+++ b/packages/vue-server-renderer/build.js
@@ -157,7 +157,6 @@ var capitalize = cached(function (str) {
 var hyphenateRE = /([^-])([A-Z])/g;
 var hyphenate = cached(function (str) {
   return str
-    .replace(hyphenateRE, '$1-$2')
     .replace(hyphenateRE, '$1-$2')
     .toLowerCase()
 });
diff --git a/packages/weex-vue-framework/factory.js b/packages/weex-vue-framework/factory.js
index 155b38a2db4..df4f340a9cc 100644
--- a/packages/weex-vue-framework/factory.js
+++ b/packages/weex-vue-framework/factory.js
@@ -164,7 +164,6 @@ var capitalize = cached(function (str) {
 var hyphenateRE = /([^-])([A-Z])/g;
 var hyphenate = cached(function (str) {
   return str
-    .replace(hyphenateRE, '$1-$2')
     .replace(hyphenateRE, '$1-$2')
     .toLowerCase()
 });