diff --git a/packages/types-known/src/upgrades/westend.ts b/packages/types-known/src/upgrades/westend.ts
index 12d50b9768..04cddc7398 100644
--- a/packages/types-known/src/upgrades/westend.ts
+++ b/packages/types-known/src/upgrades/westend.ts
@@ -8,7 +8,7 @@ const upgrades: ChainUpgradesRaw = [
   [879238, 25], [889472, 26], [902937, 27], [932751, 28], [991142, 29],
   [1030162, 31], [1119657, 32], [1199282, 33], [1342534, 34], [1392263, 35],
   [1431703, 36], [1433369, 37], [1490972, 41], [2087397, 43], [2316688, 44],
-  [2549864, 45], [3925782, 46], [3925843, 47], [4207800, 48]
+  [2549864, 45], [3925782, 46], [3925843, 47], [4207800, 48], [4627944, 49]
 ];
 
 export default upgrades;