diff --git a/src/main/java/org/jboss/netty/handler/codec/http/CookieDecoder.java b/src/main/java/org/jboss/netty/handler/codec/http/CookieDecoder.java
index 529a6c08ce..80d5f59c48 100644
--- a/src/main/java/org/jboss/netty/handler/codec/http/CookieDecoder.java
+++ b/src/main/java/org/jboss/netty/handler/codec/http/CookieDecoder.java
@@ -105,6 +105,8 @@ public class CookieDecoder {
                             path = QueryStringDecoder.decodeComponent(value, charset);
                         }
                         else if (CookieHeaderNames.EXPIRES.equalsIgnoreCase(name)) {
+                            // FIXME: Expires attribute has different representation from Max-Age.
+                            //        Format: Wdy, DD-Mon-YYYY HH:MM:SS GMT
                             maxAge = Integer.valueOf(value);
                         }
                         else if (CookieHeaderNames.MAX_AGE.equalsIgnoreCase(name)) {
diff --git a/src/main/java/org/jboss/netty/handler/codec/http/CookieEncoder.java b/src/main/java/org/jboss/netty/handler/codec/http/CookieEncoder.java
index 9ddf5a6a36..45fefb02d8 100644
--- a/src/main/java/org/jboss/netty/handler/codec/http/CookieEncoder.java
+++ b/src/main/java/org/jboss/netty/handler/codec/http/CookieEncoder.java
@@ -81,6 +81,8 @@ public class CookieEncoder {
             Cookie cookie = cookies.get(cookieName);
             add(sb, cookieName, QueryStringEncoder.encodeComponent(cookie.getValue(), charset));
 
+            // FIXME: Expires attribute has different representation from Max-Age.
+            //        Format: Wdy, DD-Mon-YYYY HH:MM:SS GMT
             add(sb, CookieHeaderNames.getMaxAgeString(encodingVersion), cookie.getMaxAge());
 
             if (cookie.getPath() != null) {