diff --git a/arbitrator/langs/bf b/arbitrator/langs/bf
index cb5750580f..92420f8f34 160000
--- a/arbitrator/langs/bf
+++ b/arbitrator/langs/bf
@@ -1 +1 @@
-Subproject commit cb5750580f6990b5166ffce83de11b766a25ca31
+Subproject commit 92420f8f34b53f3c1d47047f9f894820d506c565
diff --git a/contracts b/contracts
index 7396313311..4f8c65c163 160000
--- a/contracts
+++ b/contracts
@@ -1 +1 @@
-Subproject commit 7396313311ab17cb30e2eef27cccf96f0a9e8f7f
+Subproject commit 4f8c65c163a25296777d30813a10022b1d287b65
diff --git a/nitro-testnode b/nitro-testnode
index 83c0d8048c..7c4d4b9b2c 160000
--- a/nitro-testnode
+++ b/nitro-testnode
@@ -1 +1 @@
-Subproject commit 83c0d8048ccf38d21476ffa55e22cd19d249c843
+Subproject commit 7c4d4b9b2cf3a2976295c2c45a1aff746bc7b8d0