diff --git a/sample/AutoQueryable.Sample.AspNetFramework2/packages.config b/sample/AutoQueryable.Sample.AspNetFramework2/packages.config
index f491c2d..5c93957 100644
--- a/sample/AutoQueryable.Sample.AspNetFramework2/packages.config
+++ b/sample/AutoQueryable.Sample.AspNetFramework2/packages.config
@@ -3,7 +3,7 @@
   <package id="Antlr" version="3.5.0.2" targetFramework="net47" />
   <package id="Autofac" version="4.8.1" targetFramework="net47" />
   <package id="Autofac.WebApi2" version="4.1.0" targetFramework="net47" />
-  <package id="bootstrap" version="3.3.7" targetFramework="net47" />
+  <package id="bootstrap" version="3.4.1" targetFramework="net47" />
   <package id="EntityFramework" version="6.2.0" targetFramework="net47" />
   <package id="jQuery" version="3.3.1" targetFramework="net47" />
   <package id="Microsoft.ApplicationInsights" version="2.6.4" targetFramework="net47" />