diff --git a/changelog.md b/changelog.md
index 3d4c238c88..d7039492ae 100644
--- a/changelog.md
+++ b/changelog.md
@@ -14,6 +14,7 @@
 - [#3559](https://github.com/ignite/cli/pull/3559) Bump network plugin version to `v0.1.1`
 - [#3522](https://github.com/ignite/cli/pull/3522) Remove indentation from `chain serve` output
 - [#3601](https://github.com/ignite/cli/pull/3601) Update ts-relayer version to `0.10.0`
+- [#3658](https://github.com/ignite/cli/pull/3658) Rename Marshaler to Codec in EncodingConfig
 - [#3653](https://github.com/ignite/cli/pull/3653) Add "app" extension to plugin binaries
 - [#3656](https://github.com/ignite/cli/pull/3656) Disable Go toolchain download
 
diff --git a/ignite/templates/app/files/app/encoding.go.plush b/ignite/templates/app/files/app/encoding.go.plush
index a376774363..ab4dc16f89 100644
--- a/ignite/templates/app/files/app/encoding.go.plush
+++ b/ignite/templates/app/files/app/encoding.go.plush
@@ -13,12 +13,12 @@ import (
 func makeEncodingConfig() params.EncodingConfig {
 	amino := codec.NewLegacyAmino()
 	interfaceRegistry := types.NewInterfaceRegistry()
-	marshaler := codec.NewProtoCodec(interfaceRegistry)
-	txCfg := tx.NewTxConfig(marshaler, tx.DefaultSignModes)
+	cdc := codec.NewProtoCodec(interfaceRegistry)
+	txCfg := tx.NewTxConfig(cdc, tx.DefaultSignModes)
 
 	return params.EncodingConfig{
 		InterfaceRegistry: interfaceRegistry,
-		Marshaler:         marshaler,
+		Codec:             cdc,
 		TxConfig:          txCfg,
 		Amino:             amino,
 	}
diff --git a/ignite/templates/app/files/app/params/encoding.go.plush b/ignite/templates/app/files/app/params/encoding.go.plush
index 3d634abf16..8ff9ea04b3 100644
--- a/ignite/templates/app/files/app/params/encoding.go.plush
+++ b/ignite/templates/app/files/app/params/encoding.go.plush
@@ -10,7 +10,7 @@ import (
 // This is provided for compatibility between protobuf and amino implementations.
 type EncodingConfig struct {
 	InterfaceRegistry types.InterfaceRegistry
-	Marshaler         codec.Codec
+	Codec             codec.Codec
 	TxConfig          client.TxConfig
 	Amino             *codec.LegacyAmino
 }
diff --git a/ignite/templates/app/files/cmd/{{binaryNamePrefix}}d/cmd/root.go.plush b/ignite/templates/app/files/cmd/{{binaryNamePrefix}}d/cmd/root.go.plush
index c8183e85c9..8e4c0b9308 100644
--- a/ignite/templates/app/files/cmd/{{binaryNamePrefix}}d/cmd/root.go.plush
+++ b/ignite/templates/app/files/cmd/{{binaryNamePrefix}}d/cmd/root.go.plush
@@ -38,7 +38,7 @@ import (
 func NewRootCmd() (*cobra.Command, appparams.EncodingConfig) {
 	encodingConfig := app.MakeEncodingConfig()
 	initClientCtx := client.Context{}.
-		WithCodec(encodingConfig.Marshaler).
+		WithCodec(encodingConfig.Codec).
 		WithInterfaceRegistry(encodingConfig.InterfaceRegistry).
 		WithTxConfig(encodingConfig.TxConfig).
 		WithLegacyAmino(encodingConfig.Amino).
diff --git a/ignite/templates/testutil/files/testutil/network/network.go.plush b/ignite/templates/testutil/files/testutil/network/network.go.plush
index 1307ebbda4..2536d92ca6 100644
--- a/ignite/templates/testutil/files/testutil/network/network.go.plush
+++ b/ignite/templates/testutil/files/testutil/network/network.go.plush
@@ -54,7 +54,7 @@ func DefaultConfig() network.Config {
 		chainID  = "chain-" + tmrand.NewRand().Str(6)
 	)
 	return network.Config{
-		Codec:             encoding.Marshaler,
+		Codec:             encoding.Codec,
 		TxConfig:          encoding.TxConfig,
 		LegacyAmino:       encoding.Amino,
 		InterfaceRegistry: encoding.InterfaceRegistry,
@@ -71,7 +71,7 @@ func DefaultConfig() network.Config {
 				baseapp.SetChainID(chainID),
 			)
 		},
-		GenesisState:    app.ModuleBasics.DefaultGenesis(encoding.Marshaler),
+		GenesisState:    app.ModuleBasics.DefaultGenesis(encoding.Codec),
 		TimeoutCommit:   2 * time.Second,
 		ChainID:         chainID,
 		NumValidators:   1,