diff --git a/de.bitctrl.dav.rest.api/build.gradle b/de.bitctrl.dav.rest.api/build.gradle
index 99286c79..61dd2ad9 100644
--- a/de.bitctrl.dav.rest.api/build.gradle
+++ b/de.bitctrl.dav.rest.api/build.gradle
@@ -23,7 +23,7 @@ ramltojaxrs {
 }
 
 dependencies {
-    implementation 'jakarta.ws.rs:jakarta.ws.rs-api:2.1.6'
+    implementation 'jakarta.ws.rs:jakarta.ws.rs-api:4.0.0'
     implementation 'javax.validation:validation-api:2.0.1.Final'
     implementation "com.fasterxml.jackson.core:jackson-databind:$jackson_version"
 
diff --git a/de.bitctrl.dav.rest.server/build.gradle b/de.bitctrl.dav.rest.server/build.gradle
index 90e09007..a748a26a 100644
--- a/de.bitctrl.dav.rest.server/build.gradle
+++ b/de.bitctrl.dav.rest.server/build.gradle
@@ -19,7 +19,7 @@ dependencies {
     implementation "org.glassfish.jaxb:jaxb-runtime:2.3.5"
 
     
-    testImplementation 'jakarta.ws.rs:jakarta.ws.rs-api:2.1.6'
+    testImplementation 'jakarta.ws.rs:jakarta.ws.rs-api:4.0.0'
 
     testImplementation "org.glassfish.jersey.test-framework:jersey-test-framework-util:$jersey_version"
     testImplementation "org.glassfish.jersey.test-framework:jersey-test-framework-core:$jersey_version"