diff --git a/ardublock/pom.xml b/ardublock/pom.xml
index eb60bb8..7a2590d 100644
--- a/ardublock/pom.xml
+++ b/ardublock/pom.xml
@@ -119,7 +119,7 @@
 			<groupId>org.apache.poi</groupId>
 			<artifactId>poi</artifactId>
 			<scope>test</scope>
-			<version>3.9</version>
+			<version>4.1.1</version>
 		</dependency>
 		<dependency>
 			<groupId>org.apache.poi</groupId>