diff --git a/Seminar/Samples/KakaoConnector/KakaoConnector/packages.config b/Seminar/Samples/KakaoConnector/KakaoConnector/packages.config
index 2dcfd43..d39db6f 100644
--- a/Seminar/Samples/KakaoConnector/KakaoConnector/packages.config
+++ b/Seminar/Samples/KakaoConnector/KakaoConnector/packages.config
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="Antlr" version="3.4.1.9004" targetFramework="net452" />
-  <package id="bootstrap" version="3.0.0" targetFramework="net452" />
+  <package id="bootstrap" version="3.4.1" targetFramework="net452" />
   <package id="jQuery" version="1.10.2" targetFramework="net452" />
   <package id="jQuery.Validation" version="1.11.1" targetFramework="net452" />
   <package id="Microsoft.ApplicationInsights" version="2.2.0" targetFramework="net452" />