diff --git a/golang/cosmos/go.mod b/golang/cosmos/go.mod
index 5886cfc01a2c..b16f1dc3c136 100644
--- a/golang/cosmos/go.mod
+++ b/golang/cosmos/go.mod
@@ -8,7 +8,7 @@ require (
 	github.com/armon/go-metrics v0.4.1
 	github.com/cosmos/cosmos-sdk v0.46.16
 	github.com/cosmos/ibc-apps/middleware/packet-forward-middleware/v6 v6.1.2
-	github.com/cosmos/ibc-go/v6 v6.2.1
+	github.com/cosmos/ibc-go/v6 v6.3.1
 	github.com/gogo/protobuf v1.3.3
 	github.com/golang/protobuf v1.5.3
 	github.com/gorilla/mux v1.8.0
@@ -192,9 +192,6 @@ replace (
 	// Pick up an IAVL race fix.
 	github.com/cosmos/iavl => github.com/cosmos/iavl v0.19.7
 
-	// Async version negotiation
-	github.com/cosmos/ibc-go/v6 => github.com/agoric-labs/ibc-go/v6 v6.2.1-alpha.agoric.3
-
 	// use cometbft
 	// Use our fork at least until post-v0.34.14 is released with
 	// https://github.com/tendermint/tendermint/issue/6899 resolved.
diff --git a/golang/cosmos/go.sum b/golang/cosmos/go.sum
index 51dc4b7c7353..149dced91a14 100644
--- a/golang/cosmos/go.sum
+++ b/golang/cosmos/go.sum
@@ -236,8 +236,6 @@ github.com/agoric-labs/cosmos-sdk v0.46.16-alpha.agoric.2.4 h1:i5IgChQjTyWulV/y5
 github.com/agoric-labs/cosmos-sdk v0.46.16-alpha.agoric.2.4/go.mod h1:d7e4h+w7FNBNmE6ysp6duBVuQg67pqMtvsLwpT9ca3E=
 github.com/agoric-labs/cosmos-sdk/ics23/go v0.8.0-alpha.agoric.1 h1:2jvHI/2d+psWAZy6FQ0vXJCHUtfU3ZbbW+pQFL04arQ=
 github.com/agoric-labs/cosmos-sdk/ics23/go v0.8.0-alpha.agoric.1/go.mod h1:E45NqnlpxGnpfTWL/xauN7MRwEE28T4Dd4uraToOaKg=
-github.com/agoric-labs/ibc-go/v6 v6.2.1-alpha.agoric.3 h1:YqvVwK+Lg/ZsuwyVm9UbPs8K55fg00R3Y9KnmaTBdgc=
-github.com/agoric-labs/ibc-go/v6 v6.2.1-alpha.agoric.3/go.mod h1:V9NOCRS9RPkSJNJQIPRAjZn/lo2mCAAKOSv3/83ISDY=
 github.com/ajstarks/svgo v0.0.0-20180226025133-644b8db467af/go.mod h1:K08gAheRH3/J6wwsYMMT4xOr94bZjxIelGM0+d/wbFw=
 github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
@@ -382,6 +380,8 @@ github.com/cosmos/iavl v0.19.7 h1:ij32FaEnwxfEurtK0QKDNhTWFnz6NUmrI5gky/WnoY0=
 github.com/cosmos/iavl v0.19.7/go.mod h1:X9PKD3J0iFxdmgNLa7b2LYWdsGd90ToV5cAONApkEPw=
 github.com/cosmos/ibc-apps/middleware/packet-forward-middleware/v6 v6.1.2 h1:Hz4nkpStoXIHrC77CIEyu2mRiN2qysGEZPFRf0fpv7w=
 github.com/cosmos/ibc-apps/middleware/packet-forward-middleware/v6 v6.1.2/go.mod h1:Jo934o/sW7fNxuOa/TjCalSalz+1Fd649eLyANaJx8g=
+github.com/cosmos/ibc-go/v6 v6.3.1 h1:/5ur3AsmNW8WuOevfODHlaY5Ze236PBNE3vVo9o3fQA=
+github.com/cosmos/ibc-go/v6 v6.3.1/go.mod h1:Dm14j9s094bGyCEE8W4fD+2t8IneHv+cz+80Mvwjr1w=
 github.com/cosmos/keyring v1.2.0 h1:8C1lBP9xhImmIabyXW4c3vFjjLiBdGCmfLUfeZlV1Yo=
 github.com/cosmos/keyring v1.2.0/go.mod h1:fc+wB5KTk9wQ9sDx0kFXB3A0MaeGHM9AwRStKOQ5vOA=
 github.com/cosmos/ledger-cosmos-go v0.12.4 h1:drvWt+GJP7Aiw550yeb3ON/zsrgW0jgh5saFCr7pDnw=
diff --git a/golang/cosmos/x/vibc/types/ibc_module.go b/golang/cosmos/x/vibc/types/ibc_module.go
index dd7d1be4b2ab..b5abb322c0f5 100644
--- a/golang/cosmos/x/vibc/types/ibc_module.go
+++ b/golang/cosmos/x/vibc/types/ibc_module.go
@@ -7,7 +7,6 @@ import (
 	channeltypes "github.com/cosmos/ibc-go/v6/modules/core/04-channel/types"
 	porttypes "github.com/cosmos/ibc-go/v6/modules/core/05-port/types"
 	host "github.com/cosmos/ibc-go/v6/modules/core/24-host"
-	ibckeeper "github.com/cosmos/ibc-go/v6/modules/core/keeper"
 
 	"github.com/cosmos/ibc-go/v6/modules/core/exported"
 
@@ -19,7 +18,9 @@ const (
 	// asynchronous versions.  If it does, then the VM must supply an empty
 	// version string to indicate that the VM explicitly (possibly async)
 	// performs the Write* method.
-	AsyncVersions = ibckeeper.AsyncVersionNegotiation
+	// This flag is created in anticipation of ibc-go implementing async versions,
+	// see https://github.com/Agoric/agoric-sdk/issues/9358 for more details.
+	AsyncVersions = false
 )
 
 var (