diff --git a/smalltools/pom.xml b/smalltools/pom.xml
index 87017e2..ad57021 100644
--- a/smalltools/pom.xml
+++ b/smalltools/pom.xml
@@ -17,7 +17,7 @@
         <dependency>
             <groupId>org.apache.poi</groupId>
             <artifactId>poi-ooxml</artifactId>
-            <version>3.17</version>
+            <version>5.4.0</version>
         </dependency>
         <dependency>
             <groupId>org.apache.poi</groupId>