diff --git a/HISTORY.md b/HISTORY.md
index 4395e83..6fce823 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -2,6 +2,7 @@ unreleased
 ==========
 
   * Drop support for Node.js 0.6
+  * Rename `425 Unordered Collection` to standard `425 Too Early`
 
 1.5.0 / 2018-03-27
 ==================
diff --git a/codes.json b/codes.json
index a09283a..4ee8d04 100644
--- a/codes.json
+++ b/codes.json
@@ -45,7 +45,7 @@
   "422": "Unprocessable Entity",
   "423": "Locked",
   "424": "Failed Dependency",
-  "425": "Unordered Collection",
+  "425": "Too Early",
   "426": "Upgrade Required",
   "428": "Precondition Required",
   "429": "Too Many Requests",
diff --git a/src/iana.json b/src/iana.json
index b485438..3345461 100644
--- a/src/iana.json
+++ b/src/iana.json
@@ -44,6 +44,7 @@
   "422": "Unprocessable Entity",
   "423": "Locked",
   "424": "Failed Dependency",
+  "425": "Too Early",
   "426": "Upgrade Required",
   "428": "Precondition Required",
   "429": "Too Many Requests",