diff --git a/pom.xml b/pom.xml
index 6000785..eee64dd 100644
--- a/pom.xml
+++ b/pom.xml
@@ -78,7 +78,7 @@
         <dependency>
             <groupId>org.webjars</groupId>
             <artifactId>bootstrap</artifactId>
-            <version>3.3.5</version>
+            <version>5.3.3</version>
         </dependency>
         <dependency>
             <groupId>org.webjars</groupId>