diff --git a/contracts/light-client/testdata/instantiate_sepolia.json b/contracts/light-client/testdata/instantiate_sepolia.json
index d546ac0..e0ab875 100644
--- a/contracts/light-client/testdata/instantiate_sepolia.json
+++ b/contracts/light-client/testdata/instantiate_sepolia.json
@@ -18,7 +18,7 @@
           "0x90000072"
         ],
         [
-          18446744073709551615,
+          132608,
           "0x90000073"
         ]
       ]