diff --git a/springboot-web-staticfile/pom.xml b/springboot-web-staticfile/pom.xml
index e99040a..4290e64 100644
--- a/springboot-web-staticfile/pom.xml
+++ b/springboot-web-staticfile/pom.xml
@@ -71,7 +71,7 @@
         <dependency>
             <groupId>org.webjars</groupId>
             <artifactId>bootstrap</artifactId>
-            <version>4.1.3</version>
+            <version>4.3.1</version>
         </dependency>