diff --git a/public/react/build/index.html b/public/react/build/index.html
index d8c800421..ca17bc1fe 100644
--- a/public/react/build/index.html
+++ b/public/react/build/index.html
@@ -1,4 +1,4 @@
-<!doctype html><html lang="en"><head><meta charset="utf-8"><meta http-equiv="Content-Security-Policy" content="upgrade-insecure-requests"><meta name="theme-color" content="#000000"><link rel="manifest" href="/react/build/./manifest.json"><link rel="shortcut icon" href="/react/build/./favicon.ico"><title>EduCoder</title><script type="text/javascript">window.__isR = true;
+<!doctype html><html lang="en"><head><meta charset="utf-8"><meta name="theme-color" content="#000000"><link rel="manifest" href="/react/build/./manifest.json"><link rel="shortcut icon" href="/react/build/./favicon.ico"><title>EduCoder</title><script type="text/javascript">window.__isR = true;
       // 不支持ie9 ie10
       if (
           ( navigator.userAgent.indexOf('MSIE 9') != -1 
diff --git a/public/react/build/service-worker.js b/public/react/build/service-worker.js
index dd18bd9c0..eaf283b95 100644
--- a/public/react/build/service-worker.js
+++ b/public/react/build/service-worker.js
@@ -1 +1 @@
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diff --git a/public/react/public/index.html b/public/react/public/index.html
index 1e2008344..1e5e3a184 100755
--- a/public/react/public/index.html
+++ b/public/react/public/index.html
@@ -3,7 +3,7 @@
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-      <meta http-equiv="Content-Security-Policy" content="upgrade-insecure-requests">
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