diff --git a/testsystem-admin/pom.xml b/testsystem-admin/pom.xml
index 10b0fb2..f96ca13 100644
--- a/testsystem-admin/pom.xml
+++ b/testsystem-admin/pom.xml
@@ -24,7 +24,7 @@
         <dependency>
             <groupId>org.apache.poi</groupId>
             <artifactId>poi</artifactId>
-            <version>3.9</version>
+            <version>4.1.1</version>
         </dependency>
         <dependency>
             <groupId>org.apache.poi</groupId>