diff --git a/extensions/amazon-lambda-http/runtime/src/main/java/io/quarkus/amazon/lambda/http/LambdaHttpHandler.java b/extensions/amazon-lambda-http/runtime/src/main/java/io/quarkus/amazon/lambda/http/LambdaHttpHandler.java
index a922f318d4e39..7236fe332fe79 100644
--- a/extensions/amazon-lambda-http/runtime/src/main/java/io/quarkus/amazon/lambda/http/LambdaHttpHandler.java
+++ b/extensions/amazon-lambda-http/runtime/src/main/java/io/quarkus/amazon/lambda/http/LambdaHttpHandler.java
@@ -46,7 +46,7 @@ public class LambdaHttpHandler implements RequestHandler<APIGatewayV2HTTPEvent,
 
     private static final int BUFFER_SIZE = 8096;
 
-    private static Headers errorHeaders = new Headers();
+    private static final Headers errorHeaders = new Headers();
     static {
         errorHeaders.putSingle("Content-Type", "application/json");
     }
@@ -139,7 +139,7 @@ public void handleMessage(Object msg) {
                             responseBuilder.setIsBase64Encoded(true);
                             responseBuilder.setBody(Base64.getEncoder().encodeToString(baos.toByteArray()));
                         } else {
-                            responseBuilder.setBody(new String(baos.toByteArray(), StandardCharsets.UTF_8));
+                            responseBuilder.setBody(baos.toString(StandardCharsets.UTF_8));
                         }
                     }
                     future.complete(responseBuilder);
diff --git a/extensions/amazon-lambda-rest/runtime/src/main/java/io/quarkus/amazon/lambda/http/LambdaHttpHandler.java b/extensions/amazon-lambda-rest/runtime/src/main/java/io/quarkus/amazon/lambda/http/LambdaHttpHandler.java
index d4edec4994f53..01f69632e7303 100644
--- a/extensions/amazon-lambda-rest/runtime/src/main/java/io/quarkus/amazon/lambda/http/LambdaHttpHandler.java
+++ b/extensions/amazon-lambda-rest/runtime/src/main/java/io/quarkus/amazon/lambda/http/LambdaHttpHandler.java
@@ -44,7 +44,7 @@ public class LambdaHttpHandler implements RequestHandler<AwsProxyRequest, AwsPro
 
     private static final int BUFFER_SIZE = 8096;
 
-    private static Headers errorHeaders = new Headers();
+    private static final Headers errorHeaders = new Headers();
     static {
         errorHeaders.putSingle("Content-Type", "application/json");
     }
@@ -126,7 +126,7 @@ public void handleMessage(Object msg) {
                             responseBuilder.setBase64Encoded(true);
                             responseBuilder.setBody(Base64.getEncoder().encodeToString(baos.toByteArray()));
                         } else {
-                            responseBuilder.setBody(new String(baos.toByteArray(), StandardCharsets.UTF_8));
+                            responseBuilder.setBody(baos.toString(StandardCharsets.UTF_8));
                         }
                     }
                     future.complete(responseBuilder);