diff --git a/third_party/contracts-imtbl b/third_party/contracts-imtbl
index 1018027..aff4a4b 160000
--- a/third_party/contracts-imtbl
+++ b/third_party/contracts-imtbl
@@ -1 +1 @@
-Subproject commit 1018027f2c90b706e5e30b621c60d0aa22da0540
+Subproject commit aff4a4b68d4135d20dea4dbee41d7ab082f391b4