diff --git a/pom.xml b/pom.xml
index 9b08ae9..0e6812a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -26,7 +26,7 @@
         <velocity.version>1.7</velocity.version>
         <activiti.version>5.22.0</activiti.version>
         <itext.version>5.5.11</itext.version>
-        <poi.version>3.15</poi.version>
+        <poi.version>4.1.1</poi.version>
         <qiniu-version>[7.2.0, 7.2.99]</qiniu-version>
         <aliyun-oss-version>2.5.0</aliyun-oss-version>
         <alipay-sdk.version>3.6.0.ALL</alipay-sdk.version>
@@ -314,7 +314,7 @@
 		<dependency>
 			<groupId>org.apache.poi</groupId>
 			<artifactId>poi</artifactId>
-			<version>3.17</version>
+			<version>4.1.1</version>
 		</dependency>
 		<dependency>
 			<groupId>org.apache.poi</groupId>