diff --git a/10.5.oauth2-rest/common/pom.xml b/10.5.oauth2-rest/common/pom.xml
old mode 100755
new mode 100644
index cf451ef..51ab6cb
--- a/10.5.oauth2-rest/common/pom.xml
+++ b/10.5.oauth2-rest/common/pom.xml
@@ -67,7 +67,7 @@
         <dependency>
             <groupId>org.webjars</groupId>
             <artifactId>bootstrap</artifactId>
-            <version>3.0.3</version>
+            <version>4.5.0</version>
         </dependency>
 
         <dependency>