diff --git a/backend/src/lib/config/env.ts b/backend/src/lib/config/env.ts
index 76d3daaea..b0b35cc2f 100644
--- a/backend/src/lib/config/env.ts
+++ b/backend/src/lib/config/env.ts
@@ -263,7 +263,7 @@ const envSchema = z
 
     // PIT
     PIT_CHECKPOINT_WINDOW: zpStr(z.string().optional().default("100")),
-    PIT_TREE_CHECKPOINT_WINDOW: zpStr(z.string().optional().default("30")),
+    PIT_TREE_CHECKPOINT_WINDOW: zpStr(z.string().optional().default("200")),
 
     /* CORS ----------------------------------------------------------------------------- */
     CORS_ALLOWED_ORIGINS: zpStr(