diff --git a/codec-http/src/main/java/io/netty/handler/codec/http/HttpHeaders.java b/codec-http/src/main/java/io/netty/handler/codec/http/HttpHeaders.java
index a29d87199a..7ee60973f2 100644
--- a/codec-http/src/main/java/io/netty/handler/codec/http/HttpHeaders.java
+++ b/codec-http/src/main/java/io/netty/handler/codec/http/HttpHeaders.java
@@ -62,6 +62,34 @@ public class HttpHeaders {
          * {@code "Accept-Patch"}
          */
         public static final String ACCEPT_PATCH = "Accept-Patch";
+        /**
+         * {@code "Access-Control-Allow-Credentials"}
+         */
+        public static final String ACCESS_CONTROL_ALLOW_CREDENTIALS = "Access-Control-Allow-Credentials";
+        /**
+         * {@code "Access-Control-Allow-Headers"}
+         */
+        public static final String ACCESS_CONTROL_ALLOW_HEADERS = "Access-Control-Allow-Headers";
+        /**
+         * {@code "Access-Control-Allow-Methods"}
+         */
+        public static final String ACCESS_CONTROL_ALLOW_METHODS = "Access-Control-Allow-Methods";
+        /**
+         * {@code "Access-Control-Allow-Origin"}
+         */
+        public static final String ACCESS_CONTROL_ALLOW_ORIGIN = "Access-Control-Allow-Origin";
+        /**
+         * {@code "Access-Control-Max-Age"}
+         */
+        public static final String ACCESS_CONTROL_MAX_AGE = "Access-Control-Max-Age";
+        /**
+         * {@code "Access-Control-Request-Headers"}
+         */
+        public static final String ACCESS_CONTROL_REQUEST_HEADERS = "Access-Control-Request-Headers";
+        /**
+         * {@code "Access-Control-Request-Method"}
+         */
+        public static final String ACCESS_CONTROL_REQUEST_METHOD = "Access-Control-Request-Method";
         /**
          * {@code "Age"}
          */