diff --git a/WebIoT/packages.config b/WebIoT/packages.config
index 785ec8a..ccbc466 100644
--- a/WebIoT/packages.config
+++ b/WebIoT/packages.config
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="Antlr" version="3.5.0.2" targetFramework="net471" />
-  <package id="bootstrap" version="4.2.1" targetFramework="net471" />
+  <package id="bootstrap" version="4.3.1" targetFramework="net471" />
   <package id="EntityFramework" version="6.2.0" targetFramework="net471" />
   <package id="EntityFramework.ru" version="6.2.0" targetFramework="net471" />
   <package id="EntityFramework6.Npgsql" version="3.2.0" targetFramework="net471" />