diff --git a/blueprints/incredible-squaring/contracts/lib/tnt-core b/blueprints/incredible-squaring/contracts/lib/tnt-core
index 7ce2100b..4cbb302a 160000
--- a/blueprints/incredible-squaring/contracts/lib/tnt-core
+++ b/blueprints/incredible-squaring/contracts/lib/tnt-core
@@ -1 +1 @@
-Subproject commit 7ce2100bdb57472524a130488dace41a56cf3515
+Subproject commit 4cbb302a91e269291738d6ea93dc64821c6df929