diff --git a/src/DotNetFramework.CAP/CapWeb251/packages.config b/src/DotNetFramework.CAP/CapWeb251/packages.config
index 922f5bf..35f18d4 100644
--- a/src/DotNetFramework.CAP/CapWeb251/packages.config
+++ b/src/DotNetFramework.CAP/CapWeb251/packages.config
@@ -2,7 +2,7 @@
 <packages>
   <package id="Antlr" version="3.5.0.2" targetFramework="net452" />
   <package id="Autofac" version="4.9.2" targetFramework="net452" />
-  <package id="bootstrap" version="3.3.7" targetFramework="net452" />
+  <package id="bootstrap" version="3.4.1" targetFramework="net452" />
   <package id="Dapper" version="1.60.6" targetFramework="net452" />
   <package id="EntityFramework" version="6.2.0" targetFramework="net452" />
   <package id="jQuery" version="3.3.1" targetFramework="net452" />