diff --git a/codes.json b/codes.json
index 6009217..fdb3111 100644
--- a/codes.json
+++ b/codes.json
@@ -342,6 +342,26 @@
       "description": "This code indicates that the server has received and is processing the request, but no response is available yet."
     }
   },
+  {
+    "code": 103,
+    "phrase": "Early Hints",
+    "constant": "EARLY_HINTS",
+    "isDeprecated": false,
+    "comment": {
+      "doc": "Official Documentation @ https://www.rfc-editor.org/rfc/rfc8297#page-3",
+      "description": "This code indicates to the client that the server is likely to send a final response with the header fields included in the informational response."
+    }
+  },
+  {
+    "code": 426,
+    "phrase": "Upgrade Required",
+    "constant": "UPGRADE_REQUIRED",
+    "isDeprecated": false,
+    "comment": {
+      "doc": "Official Documentation @ https://datatracker.ietf.org/doc/html/rfc7231#section-6.5.15",
+      "description": "The server refuses to perform the request using the current protocol but might be willing to do so after the client upgrades to a different protocol."
+    }
+  },
   {
     "code": 407,
     "phrase": "Proxy Authentication Required",