diff --git a/otp/pom.xml b/otp/pom.xml
index 613a20a..1621ace 100644
--- a/otp/pom.xml
+++ b/otp/pom.xml
@@ -70,7 +70,7 @@
 		<dependency>
 			<groupId>org.apache.poi</groupId>
 			<artifactId>poi-scratchpad</artifactId>
-			<version>4.1.0</version>
+			<version>5.2.1</version>
 		</dependency>
 
 		<dependency>