diff --git a/circuits/cpp/barretenberg/.gitrepo b/circuits/cpp/barretenberg/.gitrepo
index 1c5fa3debd7..f25600273c0 100644
--- a/circuits/cpp/barretenberg/.gitrepo
+++ b/circuits/cpp/barretenberg/.gitrepo
@@ -6,7 +6,7 @@
 [subrepo]
 	remote = https://github.com/AztecProtocol/barretenberg
 	branch = master
-	commit = 37ee1204eba280442b6941eff448d6ff15eb9f04
-	parent = ec44a585090cc0a45b95501d8aedc608bcf0ba78
+	commit = 9ff920d9cd81bcc5716b0b8e8df688972e09bc54
+	parent = 86b72e1e8da29a0335e40c6de4c46538d8138f2f
 	method = merge
 	cmdver = 0.4.6