diff --git a/pom.xml b/pom.xml
index 7fb37ca..4f664fb 100644
--- a/pom.xml
+++ b/pom.xml
@@ -26,7 +26,7 @@
         <maven-jar-plugin.version>3.1.1</maven-jar-plugin.version>
         <mybatis.spring.boot.starter.version>2.2.2</mybatis.spring.boot.starter.version>
         <pagehelper.spring.boot.starter.version>1.4.5</pagehelper.spring.boot.starter.version>
-        <fastjson.version>2.0.16</fastjson.version>
+        <fastjson.version>2.0.20</fastjson.version>
         <druid.version>1.2.15</druid.version>
         <commons.io.version>2.11.0</commons.io.version>
         <commons.fileupload.version>1.4</commons.fileupload.version>