diff --git a/go.mod b/go.mod
index d33aee3f7fa2..a8a0cfa083de 100644
--- a/go.mod
+++ b/go.mod
@@ -1,4 +1,5 @@
 go 1.21
+toolchain go1.23.4
 
 module github.com/cosmos/cosmos-sdk
 
@@ -11,7 +12,7 @@ require (
 	cosmossdk.io/log v1.4.1
 	cosmossdk.io/math v1.4.0
 	cosmossdk.io/store v1.1.1
-	cosmossdk.io/x/tx v0.13.6-0.20241003112805-ff8789a02871
+	cosmossdk.io/x/tx v1.0.0-alpha.2
 	github.com/99designs/keyring v1.2.1
 	github.com/bgentry/speakeasy v0.1.1-0.20220910012023-760eaf8b6816
 	github.com/bits-and-blooms/bitset v1.8.0
diff --git a/go.sum b/go.sum
index 4fade3f7951b..7f32277cd6f6 100644
--- a/go.sum
+++ b/go.sum
@@ -16,8 +16,8 @@ cosmossdk.io/math v1.4.0 h1:XbgExXFnXmF/CccPPEto40gOO7FpWu9yWNAZPN3nkNQ=
 cosmossdk.io/math v1.4.0/go.mod h1:O5PkD4apz2jZs4zqFdTr16e1dcaQCc5z6lkEnrrppuk=
 cosmossdk.io/store v1.1.1 h1:NA3PioJtWDVU7cHHeyvdva5J/ggyLDkyH0hGHl2804Y=
 cosmossdk.io/store v1.1.1/go.mod h1:8DwVTz83/2PSI366FERGbWSH7hL6sB7HbYp8bqksNwM=
-cosmossdk.io/x/tx v0.13.6-0.20241003112805-ff8789a02871 h1:+lRwWQRVvB3jgRgdqrgeFUJ45BoXZh/UeeAV5f/m2Gk=
-cosmossdk.io/x/tx v0.13.6-0.20241003112805-ff8789a02871/go.mod h1:V6DImnwJMTq5qFjeGWpXNiT/fjgE4HtmclRmTqRVM3w=
+cosmossdk.io/x/tx v1.0.0-alpha.2 h1:UW80FMm7B0fiAMsrfe5+HabSJ3XBg+tQa6/GK9prqWk=
+cosmossdk.io/x/tx v1.0.0-alpha.2/go.mod h1:r4yTKSJ7ZCCR95YbBfY3nfvbgNw6m9F6f25efWYYQWo=
 dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
 filippo.io/edwards25519 v1.0.0 h1:0wAIcmJUqRdI8IJ/3eGi5/HwXZWPujYXXlkrQogz0Ek=
 filippo.io/edwards25519 v1.0.0/go.mod h1:N1IkdkCkiLB6tki+MYJoSx2JTY9NUlxZE7eHn5EwJns=