diff --git a/x/auth/tx/builder.go b/x/auth/tx/builder.go
index e786ff08bdb7..f4e403b4f812 100644
--- a/x/auth/tx/builder.go
+++ b/x/auth/tx/builder.go
@@ -14,10 +14,10 @@ import (
 	signingv1beta1 "cosmossdk.io/api/cosmos/tx/signing/v1beta1"
 	txv1beta1 "cosmossdk.io/api/cosmos/tx/v1beta1"
 	"cosmossdk.io/core/address"
+	"cosmossdk.io/core/codec"
 	"cosmossdk.io/x/tx/decode"
 
 	"github.com/cosmos/cosmos-sdk/client"
-	"github.com/cosmos/cosmos-sdk/codec"
 	codectypes "github.com/cosmos/cosmos-sdk/codec/types"
 	cryptotypes "github.com/cosmos/cosmos-sdk/crypto/types"
 	sdk "github.com/cosmos/cosmos-sdk/types"
diff --git a/x/auth/tx/gogotx.go b/x/auth/tx/gogotx.go
index 49533934a54f..ed2fe1139dac 100644
--- a/x/auth/tx/gogotx.go
+++ b/x/auth/tx/gogotx.go
@@ -12,13 +12,13 @@ import (
 	"google.golang.org/protobuf/types/known/anypb"
 
 	"cosmossdk.io/core/address"
+	"cosmossdk.io/core/codec"
 	errorsmod "cosmossdk.io/errors"
 	"cosmossdk.io/math"
 	"cosmossdk.io/x/tx/decode"
 	txsigning "cosmossdk.io/x/tx/signing"
 
 	"github.com/cosmos/cosmos-sdk/client"
-	"github.com/cosmos/cosmos-sdk/codec"
 	codectypes "github.com/cosmos/cosmos-sdk/codec/types"
 	cryptotypes "github.com/cosmos/cosmos-sdk/crypto/types"
 	sdk "github.com/cosmos/cosmos-sdk/types"