diff --git a/planning-core/pom.xml b/planning-core/pom.xml
index 8c0a3bcd..d35e86be 100644
--- a/planning-core/pom.xml
+++ b/planning-core/pom.xml
@@ -259,7 +259,7 @@
 		<dependency>
 			<groupId>xerces</groupId>
 			<artifactId>xercesImpl</artifactId>
-			<version>2.9.1</version>
+			<version>2.12.2</version>
 			<scope>provided</scope>
 		</dependency>
 		<dependency>