diff --git a/edc-connector/edc-ionos-extension/data-plane-ionos-s3/build.gradle.kts b/edc-connector/edc-ionos-extension/data-plane-ionos-s3/build.gradle.kts
index 8b17098..90c8289 100644
--- a/edc-connector/edc-ionos-extension/data-plane-ionos-s3/build.gradle.kts
+++ b/edc-connector/edc-ionos-extension/data-plane-ionos-s3/build.gradle.kts
@@ -47,7 +47,7 @@ dependencies {
 
 	testImplementation("org.junit.jupiter:junit-jupiter-api:5.9.1")
 
-    testImplementation("org.assertj:assertj-core:3.22.0")
+    testImplementation("org.assertj:assertj-core:3.25.3")
     implementation("org.realityforge.org.jetbrains.annotations:org.jetbrains.annotations:1.7.0")
 
 }