diff --git a/http/http-advanced-reactive/src/main/java/io/quarkus/ts/http/advanced/reactive/HeadersMessageBodyWriter.java b/http/http-advanced-reactive/src/main/java/io/quarkus/ts/http/advanced/reactive/HeadersMessageBodyWriter.java
new file mode 100644
index 0000000000..f6fe4f5d9a
--- /dev/null
+++ b/http/http-advanced-reactive/src/main/java/io/quarkus/ts/http/advanced/reactive/HeadersMessageBodyWriter.java
@@ -0,0 +1,28 @@
+package io.quarkus.ts.http.advanced.reactive;
+
+import java.io.IOException;
+import java.io.OutputStream;
+import java.lang.annotation.Annotation;
+import java.lang.reflect.Type;
+
+import jakarta.ws.rs.WebApplicationException;
+import jakarta.ws.rs.core.MediaType;
+import jakarta.ws.rs.core.MultivaluedMap;
+import jakarta.ws.rs.ext.MessageBodyWriter;
+import jakarta.ws.rs.ext.Provider;
+
+@Provider
+public class HeadersMessageBodyWriter implements MessageBodyWriter<String> {
+
+    @Override
+    public boolean isWriteable(Class aClass, Type type, Annotation[] annotations, MediaType mediaType) {
+        return String.class.isAssignableFrom(aClass) && MediaType.TEXT_PLAIN_TYPE.isCompatible(mediaType);
+    }
+
+    @Override
+    public void writeTo(String s, Class aClass, Type type, Annotation[] annotations, MediaType mediaType,
+            MultivaluedMap multivaluedMap, OutputStream outputStream) throws IOException, WebApplicationException {
+        final String content = "Headers response: " + s;
+        outputStream.write(content.getBytes());
+    }
+}
diff --git a/http/http-advanced-reactive/src/main/java/io/quarkus/ts/http/advanced/reactive/HeadersResource.java b/http/http-advanced-reactive/src/main/java/io/quarkus/ts/http/advanced/reactive/HeadersResource.java
index 9856464872..6749b71e8e 100644
--- a/http/http-advanced-reactive/src/main/java/io/quarkus/ts/http/advanced/reactive/HeadersResource.java
+++ b/http/http-advanced-reactive/src/main/java/io/quarkus/ts/http/advanced/reactive/HeadersResource.java
@@ -2,6 +2,8 @@
 
 import jakarta.ws.rs.GET;
 import jakarta.ws.rs.Path;
+import jakarta.ws.rs.Produces;
+import jakarta.ws.rs.core.MediaType;
 import jakarta.ws.rs.core.Response;
 
 import io.smallrye.mutiny.Uni;
@@ -28,4 +30,12 @@ public Uni<Response> headersOverride() {
         return Uni.createFrom().item(response);
     }
 
+    @GET
+    @Path("/no-accept")
+    @Produces(MediaType.TEXT_PLAIN)
+    public Uni<Response> okHeaders() {
+        final Response response = Response.ok("ok headers").build();
+        return Uni.createFrom().item(response);
+    }
+
 }
diff --git a/http/http-advanced-reactive/src/main/java/io/quarkus/ts/http/advanced/reactive/YamlProvider.java b/http/http-advanced-reactive/src/main/java/io/quarkus/ts/http/advanced/reactive/YamlProvider.java
index b93169ee12..bca3472352 100644
--- a/http/http-advanced-reactive/src/main/java/io/quarkus/ts/http/advanced/reactive/YamlProvider.java
+++ b/http/http-advanced-reactive/src/main/java/io/quarkus/ts/http/advanced/reactive/YamlProvider.java
@@ -28,7 +28,7 @@ public class YamlProvider implements MessageBodyReader<CityListDTO>, MessageBody
     private final ObjectMapper mapper;
 
     public YamlProvider() {
-        System.out.println("calling YAMLPROVIDER");
+        Log.info("Calling YamlProvider");
         this.mapper = new ObjectMapper(new YAMLFactory());
     }
 
@@ -43,8 +43,6 @@ public CityListDTO readFrom(Class<CityListDTO> cityListDTOClass, Type type, Anno
             InputStream inputStream) {
 
         try {
-            Log.info("Parsing yaml input: " + inputStream.toString() + " TYPE " + type.getTypeName() + " MEDIATYPE "
-                    + mediaType.getSubtype());
             return this.mapper.readValue(inputStream, CityListDTO.class);
         } catch (Exception e) {
             Log.error("Error reading YAML input", e);
@@ -61,8 +59,6 @@ public boolean isWriteable(Class<?> type, Type genericType, Annotation[] annotat
     public void writeTo(CityListDTO cityListDTO, Class<?> aClass, Type type, Annotation[] annotations, MediaType mediaType,
             MultivaluedMap<String, Object> multivaluedMap,
             OutputStream outputStream) throws IOException, WebApplicationException {
-        Log.info("outputStream " + outputStream.toString() + " TYPE " + type.getTypeName() + " MEDIATYPE "
-                + mediaType.getSubtype());
         mapper.writeValue(outputStream, cityListDTO);
     }
 
diff --git a/http/http-advanced-reactive/src/test/java/io/quarkus/ts/http/advanced/reactive/HeadersIT.java b/http/http-advanced-reactive/src/test/java/io/quarkus/ts/http/advanced/reactive/HeadersIT.java
index 5be721a992..3bc4820e02 100644
--- a/http/http-advanced-reactive/src/test/java/io/quarkus/ts/http/advanced/reactive/HeadersIT.java
+++ b/http/http-advanced-reactive/src/test/java/io/quarkus/ts/http/advanced/reactive/HeadersIT.java
@@ -16,12 +16,14 @@
 import io.quarkus.test.bootstrap.RestService;
 import io.quarkus.test.scenarios.QuarkusScenario;
 import io.quarkus.test.services.QuarkusApplication;
+import io.restassured.http.Header;
 import io.restassured.response.ValidatableResponse;
 
 @QuarkusScenario
 public class HeadersIT {
 
     @QuarkusApplication(classes = { PathSpecificHeadersResource.class,
+            HeadersMessageBodyWriter.class,
             HeadersResource.class }, properties = "headers.properties")
     static RestService app = new RestService();
 
@@ -92,6 +94,19 @@ void testPathSpecificHeaderRulesOrder() {
         cacheControlMatches(response, "max-age=1");
     }
 
+    @Test
+    @Tag("https://github.com/quarkusio/quarkus/pull/41411")
+    void testWithNoAcceptHeader() {
+        Header header = new Header("Accept", null);
+        given()
+                .when()
+                .header(header)
+                .get("/headers/no-accept")
+                .then()
+                .statusCode(200)
+                .body(is("Headers response: ok headers"));
+    }
+
     private ValidatableResponse whenGet(String path) {
         return given()
                 .get(path)
diff --git a/http/http-advanced/src/main/java/io/quarkus/ts/http/advanced/HeadersMessageBodyWriter.java b/http/http-advanced/src/main/java/io/quarkus/ts/http/advanced/HeadersMessageBodyWriter.java
new file mode 100644
index 0000000000..aea302497a
--- /dev/null
+++ b/http/http-advanced/src/main/java/io/quarkus/ts/http/advanced/HeadersMessageBodyWriter.java
@@ -0,0 +1,28 @@
+package io.quarkus.ts.http.advanced;
+
+import java.io.IOException;
+import java.io.OutputStream;
+import java.lang.annotation.Annotation;
+import java.lang.reflect.Type;
+
+import jakarta.ws.rs.WebApplicationException;
+import jakarta.ws.rs.core.MediaType;
+import jakarta.ws.rs.core.MultivaluedMap;
+import jakarta.ws.rs.ext.MessageBodyWriter;
+import jakarta.ws.rs.ext.Provider;
+
+@Provider
+public class HeadersMessageBodyWriter implements MessageBodyWriter<String> {
+
+    @Override
+    public boolean isWriteable(Class aClass, Type type, Annotation[] annotations, MediaType mediaType) {
+        return String.class.isAssignableFrom(aClass) && MediaType.TEXT_PLAIN_TYPE.isCompatible(mediaType);
+    }
+
+    @Override
+    public void writeTo(String s, Class aClass, Type type, Annotation[] annotations, MediaType mediaType,
+            MultivaluedMap multivaluedMap, OutputStream outputStream) throws IOException, WebApplicationException {
+        final String content = "Headers response: " + s;
+        outputStream.write(content.getBytes());
+    }
+}
diff --git a/http/http-advanced/src/main/java/io/quarkus/ts/http/advanced/HeadersResource.java b/http/http-advanced/src/main/java/io/quarkus/ts/http/advanced/HeadersResource.java
index 64d8aeadda..77f6f8e361 100644
--- a/http/http-advanced/src/main/java/io/quarkus/ts/http/advanced/HeadersResource.java
+++ b/http/http-advanced/src/main/java/io/quarkus/ts/http/advanced/HeadersResource.java
@@ -13,6 +13,12 @@ public String headers() {
         return "ok";
     }
 
+    @GET
+    @Path("/no-accept")
+    public String noAcceptheaders() {
+        return "ok";
+    }
+
     @GET
     @Path("/pragma")
     public String pragmaHeaderMustBeSet() {
diff --git a/http/http-advanced/src/test/java/io/quarkus/ts/http/advanced/HeadersIT.java b/http/http-advanced/src/test/java/io/quarkus/ts/http/advanced/HeadersIT.java
index 741d94622e..69993e9971 100644
--- a/http/http-advanced/src/test/java/io/quarkus/ts/http/advanced/HeadersIT.java
+++ b/http/http-advanced/src/test/java/io/quarkus/ts/http/advanced/HeadersIT.java
@@ -16,12 +16,14 @@
 import io.quarkus.test.bootstrap.RestService;
 import io.quarkus.test.scenarios.QuarkusScenario;
 import io.quarkus.test.services.QuarkusApplication;
+import io.restassured.http.Header;
 import io.restassured.response.ValidatableResponse;
 
 @QuarkusScenario
 public class HeadersIT {
 
     @QuarkusApplication(classes = { PathSpecificHeadersResource.class,
+            HeadersMessageBodyWriter.class,
             HeadersResource.class }, properties = "headers.properties")
     static RestService app = new RestService();
 
@@ -93,6 +95,24 @@ void testPathSpecificHeaderRulesOrder() {
         cacheControlMatches(response, "max-age=1");
     }
 
+    /*
+     * This test check 3.8.6 backport https://github.com/quarkusio/quarkus/pull/41411 will fails with quarkus-resteasy
+     * HeadersMessageBodyWriter just works with quarkus-rest and not with quarkus-resteasy
+     */
+    @Test
+    @Tag("https://github.com/quarkusio/quarkus/pull/41411")
+    void testWithNoAcceptHeader() {
+        Header header = new Header("Accept", null);
+        given()
+                .when()
+                .header(header)
+                .get("/headers/no-accept")
+                .then()
+                .statusCode(200)
+                .body(not("Headers response: ok"))
+                .body(is("ok"));
+    }
+
     private ValidatableResponse whenGet(String path) {
         return given()
                 .get(path)