diff --git a/weex_core/Source/core/bridge/bridge.cpp b/weex_core/Source/core/bridge/bridge.cpp
index 22d913976c..76687543df 100644
--- a/weex_core/Source/core/bridge/bridge.cpp
+++ b/weex_core/Source/core/bridge/bridge.cpp
@@ -132,13 +132,6 @@ namespace WeexCore {
         }
     }
 
-    void Bridge::setViewPortWidth(const char *instanceId, float value) {
-        RenderPage *page = RenderManager::GetInstance()->GetPage(std::string(instanceId));
-         if (page == nullptr)
-           return;
-         page->set_viewport_width(value);
-    }
-
     void Bridge::setDefaultHeightAndWidthIntoRootDom(const char *instanceId, const float defaultWidth,
                                                      const float defaultHeight,
                                                      const bool isWidthWrapContent, const bool isHeightWrapContent) {
diff --git a/weex_core/Source/core/bridge/bridge.h b/weex_core/Source/core/bridge/bridge.h
index 8da0fdc710..5aed44617b 100644
--- a/weex_core/Source/core/bridge/bridge.h
+++ b/weex_core/Source/core/bridge/bridge.h
@@ -114,8 +114,6 @@ namespace WeexCore {
 
     void markDirty(const char *instanceId,const  char *ref, bool dirty);
 
-    void setViewPortWidth(const char *instanceId, float value);
-
     void setDefaultHeightAndWidthIntoRootDom(const char *instanceId, const float defaultWidth, const float defaultHeight,
                                              const bool isWidthWrapContent, const bool isHeightWrapContent);
     void setRenderContainerWrapContent(const char* instanceId,bool wrap);