diff --git a/extensions/resteasy-reactive/rest-client-reactive-jackson/runtime/src/main/java/io/quarkus/rest/client/reactive/jackson/runtime/serialisers/ClientJacksonMessageBodyReader.java b/extensions/resteasy-reactive/rest-client-reactive-jackson/runtime/src/main/java/io/quarkus/rest/client/reactive/jackson/runtime/serialisers/ClientJacksonMessageBodyReader.java
index 63c4fb8cec20c..6ba0cb7f386c7 100644
--- a/extensions/resteasy-reactive/rest-client-reactive-jackson/runtime/src/main/java/io/quarkus/rest/client/reactive/jackson/runtime/serialisers/ClientJacksonMessageBodyReader.java
+++ b/extensions/resteasy-reactive/rest-client-reactive-jackson/runtime/src/main/java/io/quarkus/rest/client/reactive/jackson/runtime/serialisers/ClientJacksonMessageBodyReader.java
@@ -33,7 +33,6 @@ public class ClientJacksonMessageBodyReader extends JacksonBasicMessageBodyReade
 
     private static final Logger log = Logger.getLogger(ClientJacksonMessageBodyReader.class);
 
-    private final ConcurrentMap<ResolverMapKey, ObjectMapper> contextResolverMap = new ConcurrentHashMap<>();
     private final ConcurrentMap<ObjectMapper, ObjectReader> objectReaderMap = new ConcurrentHashMap<>();
     private RestClientRequestContext context;
 
@@ -49,7 +48,7 @@ public Object readFrom(Class<Object> type, Type genericType, Annotation[] annota
             if (entityStream instanceof EmptyInputStream) {
                 return null;
             }
-            ObjectReader reader = getEffectiveReader(type, mediaType);
+            ObjectReader reader = getEffectiveReader(mediaType);
             return reader.forType(reader.getTypeFactory().constructType(genericType != null ? genericType : type))
                     .readValue(entityStream);
 
@@ -66,8 +65,8 @@ public void handle(RestClientRequestContext requestContext) {
         this.context = requestContext;
     }
 
-    private ObjectReader getEffectiveReader(Class<Object> type, MediaType responseMediaType) {
-        ObjectMapper effectiveMapper = getObjectMapperFromContext(type, responseMediaType, context, contextResolverMap);
+    private ObjectReader getEffectiveReader(MediaType responseMediaType) {
+        ObjectMapper effectiveMapper = getObjectMapperFromContext(responseMediaType, context);
         if (effectiveMapper == null) {
             return getEffectiveReader();
         }
diff --git a/extensions/resteasy-reactive/rest-client-reactive-jackson/runtime/src/main/java/io/quarkus/rest/client/reactive/jackson/runtime/serialisers/ClientJacksonMessageBodyWriter.java b/extensions/resteasy-reactive/rest-client-reactive-jackson/runtime/src/main/java/io/quarkus/rest/client/reactive/jackson/runtime/serialisers/ClientJacksonMessageBodyWriter.java
index 9c71047af4a28..bb91ba363f32b 100644
--- a/extensions/resteasy-reactive/rest-client-reactive-jackson/runtime/src/main/java/io/quarkus/rest/client/reactive/jackson/runtime/serialisers/ClientJacksonMessageBodyWriter.java
+++ b/extensions/resteasy-reactive/rest-client-reactive-jackson/runtime/src/main/java/io/quarkus/rest/client/reactive/jackson/runtime/serialisers/ClientJacksonMessageBodyWriter.java
@@ -28,7 +28,6 @@ public class ClientJacksonMessageBodyWriter implements MessageBodyWriter<Object>
 
     protected final ObjectMapper originalMapper;
     protected final ObjectWriter defaultWriter;
-    private final ConcurrentMap<ResolverMapKey, ObjectMapper> contextResolverMap = new ConcurrentHashMap<>();
     private final ConcurrentMap<ObjectMapper, ObjectWriter> objectWriterMap = new ConcurrentHashMap<>();
     private RestClientRequestContext context;
 
@@ -46,7 +45,7 @@ public boolean isWriteable(Class type, Type genericType, Annotation[] annotation
     @Override
     public void writeTo(Object o, Class<?> type, Type genericType, Annotation[] annotations, MediaType mediaType,
             MultivaluedMap<String, Object> httpHeaders, OutputStream entityStream) throws IOException, WebApplicationException {
-        doLegacyWrite(o, annotations, httpHeaders, entityStream, getEffectiveWriter(type, mediaType));
+        doLegacyWrite(o, annotations, httpHeaders, entityStream, getEffectiveWriter(mediaType));
     }
 
     @Override
@@ -54,8 +53,8 @@ public void handle(RestClientRequestContext requestContext) throws Exception {
         this.context = requestContext;
     }
 
-    protected ObjectWriter getEffectiveWriter(Class<?> type, MediaType responseMediaType) {
-        ObjectMapper objectMapper = getObjectMapperFromContext(type, responseMediaType, context, contextResolverMap);
+    protected ObjectWriter getEffectiveWriter(MediaType responseMediaType) {
+        ObjectMapper objectMapper = getObjectMapperFromContext(responseMediaType, context);
         if (objectMapper == null) {
             return defaultWriter;
         }
diff --git a/extensions/resteasy-reactive/rest-client-reactive-jackson/runtime/src/main/java/io/quarkus/rest/client/reactive/jackson/runtime/serialisers/JacksonUtil.java b/extensions/resteasy-reactive/rest-client-reactive-jackson/runtime/src/main/java/io/quarkus/rest/client/reactive/jackson/runtime/serialisers/JacksonUtil.java
index 594f4b04a02be..e392db2821c6d 100644
--- a/extensions/resteasy-reactive/rest-client-reactive-jackson/runtime/src/main/java/io/quarkus/rest/client/reactive/jackson/runtime/serialisers/JacksonUtil.java
+++ b/extensions/resteasy-reactive/rest-client-reactive-jackson/runtime/src/main/java/io/quarkus/rest/client/reactive/jackson/runtime/serialisers/JacksonUtil.java
@@ -1,5 +1,6 @@
 package io.quarkus.rest.client.reactive.jackson.runtime.serialisers;
 
+import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.ConcurrentMap;
 import java.util.function.Function;
 
@@ -13,11 +14,12 @@
 
 final class JacksonUtil {
 
+    private static final ConcurrentMap<ResolverMapKey, ObjectMapper> contextResolverMap = new ConcurrentHashMap<>();
+
     private JacksonUtil() {
     }
 
-    static ObjectMapper getObjectMapperFromContext(Class<?> type, MediaType responseMediaType, RestClientRequestContext context,
-            ConcurrentMap<ResolverMapKey, ObjectMapper> contextResolverMap) {
+    static ObjectMapper getObjectMapperFromContext(MediaType responseMediaType, RestClientRequestContext context) {
         Providers providers = getProviders(context);
         if (providers == null) {
             return null;