diff --git a/sb-thread-demo/pom.xml b/sb-thread-demo/pom.xml
index 6ad6dc1..e3cb752 100644
--- a/sb-thread-demo/pom.xml
+++ b/sb-thread-demo/pom.xml
@@ -54,7 +54,7 @@
 		<dependency>
 		    <groupId>com.google.guava</groupId>
 		    <artifactId>guava</artifactId>
-		    <version>25.1-jre</version>
+		    <version>29.0-jre</version>
 		</dependency>
 	</dependencies>
 </project>