diff --git a/springboot2-webapp-jsp-WAR/pom.xml b/springboot2-webapp-jsp-WAR/pom.xml
index 3be16487..d1e6266f 100644
--- a/springboot2-webapp-jsp-WAR/pom.xml
+++ b/springboot2-webapp-jsp-WAR/pom.xml
@@ -83,7 +83,7 @@
 		<dependency>
 			<groupId>org.webjars</groupId>
 			<artifactId>bootstrap</artifactId>
-			<version>3.3.7</version>
+			<version>4.3.1</version>
 		</dependency>
 
 	</dependencies>