diff --git a/extensions/resteasy-reactive/quarkus-resteasy-reactive-jackson/deployment/src/main/java/io/quarkus/resteasy/reactive/jackson/deployment/processor/ResteasyReactiveJacksonProcessor.java b/extensions/resteasy-reactive/quarkus-resteasy-reactive-jackson/deployment/src/main/java/io/quarkus/resteasy/reactive/jackson/deployment/processor/ResteasyReactiveJacksonProcessor.java
index 5294839c8816a..564b1ed477e7a 100644
--- a/extensions/resteasy-reactive/quarkus-resteasy-reactive-jackson/deployment/src/main/java/io/quarkus/resteasy/reactive/jackson/deployment/processor/ResteasyReactiveJacksonProcessor.java
+++ b/extensions/resteasy-reactive/quarkus-resteasy-reactive-jackson/deployment/src/main/java/io/quarkus/resteasy/reactive/jackson/deployment/processor/ResteasyReactiveJacksonProcessor.java
@@ -13,6 +13,7 @@
 
 import jakarta.ws.rs.Priorities;
 import jakarta.ws.rs.RuntimeType;
+import jakarta.ws.rs.core.Cookie;
 import jakarta.ws.rs.core.MediaType;
 
 import org.jboss.jandex.AnnotationInstance;
@@ -205,6 +206,11 @@ private String getJacksonMessageBodyReader(boolean needsFullFeatureSet) {
                 : ServerJacksonMessageBodyReader.class.getName();
     }
 
+    @BuildStep
+    void reflection(BuildProducer<ReflectiveClassBuildItem> producer) {
+        producer.produce(ReflectiveClassBuildItem.builder(Cookie.class).methods().build());
+    }
+
     @Record(ExecutionTime.STATIC_INIT)
     @BuildStep
     void handleJsonAnnotations(Optional<ResourceScanningResultBuildItem> resourceScanningResultBuildItem,
diff --git a/extensions/resteasy-reactive/quarkus-resteasy-reactive-jsonb/deployment/src/main/java/io/quarkus/resteasy/reactive/jsonb/deployment/ResteasyReactiveJsonbProcessor.java b/extensions/resteasy-reactive/quarkus-resteasy-reactive-jsonb/deployment/src/main/java/io/quarkus/resteasy/reactive/jsonb/deployment/ResteasyReactiveJsonbProcessor.java
index fcaed58b07e6c..b17c7163f3da4 100644
--- a/extensions/resteasy-reactive/quarkus-resteasy-reactive-jsonb/deployment/src/main/java/io/quarkus/resteasy/reactive/jsonb/deployment/ResteasyReactiveJsonbProcessor.java
+++ b/extensions/resteasy-reactive/quarkus-resteasy-reactive-jsonb/deployment/src/main/java/io/quarkus/resteasy/reactive/jsonb/deployment/ResteasyReactiveJsonbProcessor.java
@@ -1,11 +1,13 @@
 package io.quarkus.resteasy.reactive.jsonb.deployment;
 
 import jakarta.ws.rs.RuntimeType;
+import jakarta.ws.rs.core.Cookie;
 
 import io.quarkus.deployment.Feature;
 import io.quarkus.deployment.annotations.BuildProducer;
 import io.quarkus.deployment.annotations.BuildStep;
 import io.quarkus.deployment.builditem.FeatureBuildItem;
+import io.quarkus.deployment.builditem.nativeimage.ReflectiveClassBuildItem;
 import io.quarkus.resteasy.reactive.common.deployment.ServerDefaultProducesHandlerBuildItem;
 import io.quarkus.resteasy.reactive.jsonb.common.deployment.ResteasyReactiveJsonbCommonProcessor;
 import io.quarkus.resteasy.reactive.spi.MessageBodyReaderBuildItem;
@@ -29,4 +31,9 @@ void additionalProviders(BuildProducer<MessageBodyReaderBuildItem> additionalRea
         ResteasyReactiveJsonbCommonProcessor.additionalProviders(additionalReaders, additionalWriters,
                 RuntimeType.SERVER);
     }
+
+    @BuildStep
+    void reflection(BuildProducer<ReflectiveClassBuildItem> producer) {
+        producer.produce(ReflectiveClassBuildItem.builder(Cookie.class).methods().build());
+    }
 }