diff --git a/pom.xml b/pom.xml
index c28977c..61f4aba 100644
--- a/pom.xml
+++ b/pom.xml
@@ -53,7 +53,7 @@
         <dependency>
             <groupId>org.webjars</groupId>
             <artifactId>bootstrap</artifactId>
-            <version>4.0.0</version>
+            <version>4.3.1</version>
         </dependency>
         <dependency>
             <groupId>org.webjars</groupId>