diff --git a/pom.xml b/pom.xml
index 8fe4f90..d3fa679 100644
--- a/pom.xml
+++ b/pom.xml
@@ -12,7 +12,7 @@
 		<dependency>
 		    <groupId>org.apache.poi</groupId>
 		    <artifactId>poi</artifactId>
-		    <version>3.7</version>
+		    <version>3.17</version>
 		</dependency>
 
 		<dependency>
@@ -30,7 +30,7 @@
 		<dependency>
 		    <groupId>org.apache.poi</groupId>
 		    <artifactId>poi</artifactId>
-		    <version>4.1.2</version>
+		    <version>3.17</version>
 		</dependency>
 
 	</dependencies>