diff --git a/pom.xml b/pom.xml
index 471f1958..7786e048 100644
--- a/pom.xml
+++ b/pom.xml
@@ -75,7 +75,7 @@
         <hsqldb.version>2.3.2</hsqldb.version>
         <hibernate.version>3.6.10.Final</hibernate.version>
         <hibernateTools.version>3.6.0.Final</hibernateTools.version>
-        <icu4j.version>65.1</icu4j.version>
+        <icu4j.version>72.1</icu4j.version>
         <jackson.version>2.13.4</jackson.version>
         <jackson-databind.version>2.13.4</jackson-databind.version>
         <jaxb2basicsVersion>0.6.0</jaxb2basicsVersion>