diff --git a/JavaIOTutorial/pom.xml b/JavaIOTutorial/pom.xml
index ca652f7..9acd580 100644
--- a/JavaIOTutorial/pom.xml
+++ b/JavaIOTutorial/pom.xml
@@ -43,7 +43,7 @@
 		<dependency>
 		    <groupId>org.apache.poi</groupId>
 		    <artifactId>poi</artifactId>
-		    <version>3.15</version>
+		    <version>4.1.1</version>
 		</dependency>
 		
 		<!-- Excel 2007 (.xlsx) -->