diff --git a/back/pom.xml b/back/pom.xml
index 7529d48..f680dd7 100644
--- a/back/pom.xml
+++ b/back/pom.xml
@@ -121,7 +121,7 @@
             <dependency>
                 <groupId>xerces</groupId>
                 <artifactId>xercesImpl</artifactId>
-                <version>2.9.1</version>
+                <version>2.12.2</version>
             </dependency>
 
             <dependency>