diff --git a/webmagic-crawler/pom.xml b/webmagic-crawler/pom.xml
index 50218e2..176d286 100644
--- a/webmagic-crawler/pom.xml
+++ b/webmagic-crawler/pom.xml
@@ -70,7 +70,7 @@
 		<dependency>
 			<groupId>com.google.guava</groupId>
 			<artifactId>guava</artifactId>
-			<version>24.0-jre</version>
+			<version>29.0-jre</version>
 		</dependency>
 		<dependency>
 			<groupId>com.squareup.okhttp3</groupId>