diff --git a/war/pom.xml b/war/pom.xml
index 1e83b0f3bab9210d4c6b1fa470ebff7a7620c5be..2d3a6853e448d775bca9e799510479c39d432c9b 100644
--- a/war/pom.xml
+++ b/war/pom.xml
@@ -50,8 +50,8 @@ THE SOFTWARE.
     <!-- frontend-maven-plugin will install this Yarn version as bootstrap, then hand over control to Yarn Berry. -->
     <yarn.version>1.22.19</yarn.version>
     <!-- maven-antrun-plugin will download this Yarn version. -->
-    <yarn-berry.version>3.3.1</yarn-berry.version>
-    <yarn-berry.sha256sum>1d2760eb5c0e525abe9c5306fac5fe0b5628c0955072a0da2f4043524497526a</yarn-berry.sha256sum>
+    <yarn-berry.version>3.4.1</yarn-berry.version>
+    <yarn-berry.sha256sum>b51208ae422260539b3503fe5b596f4f236947d69ed1f8797f9830331a38c841</yarn-berry.sha256sum>
   </properties>
 
   <dependencyManagement>