diff --git a/pom.xml b/pom.xml
index 207d1c2..6f92c8f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -82,7 +82,7 @@
 		<dependency>
 			<groupId>org.mnode.ical4j</groupId>
 			<artifactId>ical4j</artifactId>
-			<version>3.2.19</version>
+			<version>4.2.1</version>
 			<exclusions>
 				<exclusion>
 					<groupId>commons-logging</groupId>