diff --git a/pom.xml b/pom.xml
index ec33f84..d529895 100644
--- a/pom.xml
+++ b/pom.xml
@@ -25,7 +25,7 @@
         <maven.compiler.plugin.version>3.7.0</maven.compiler.plugin.version>
         <spring-boot.version>2.3.12.RELEASE</spring-boot.version>
         <java.version>1.8</java.version>
-        <guava.version>28.2-jre</guava.version>
+        <guava.version>31.1-jre</guava.version>
         <hutool.version>5.7.15</hutool.version>
         <jsoup.version>1.11.3</jsoup.version>
         <poi.version>5.0.0</poi.version>