diff --git a/server/app/helpers.ts b/server/app/helpers.ts
index 57cfe1a..ab3c353 100644
--- a/server/app/helpers.ts
+++ b/server/app/helpers.ts
@@ -85,6 +85,8 @@ export const seasons = {
   1578628800000: 10,
   1604970061000: 10.5, // Preseason 11
   1610078400000: 11,
+  1637118000000: 11.5, // Preseason 12
+  1641524400000: 12,
 }
 
 /**