diff --git a/pom.xml b/pom.xml
index 3a80c50..21fd50b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -42,7 +42,7 @@
             <dependency>
                 <groupId>org.netpreserve</groupId>
                 <artifactId>jwarc</artifactId>
-                <version>0.28.2</version>
+                <version>0.31.1</version>
             </dependency>
             <dependency>
                 <groupId>org.postgresql</groupId>