diff --git a/x/asset/module.go b/x/asset/module.go
index 8ebd411..39485ce 100644
--- a/x/asset/module.go
+++ b/x/asset/module.go
@@ -117,7 +117,9 @@ func (am AppModule) RegisterServices(cfg module.Configurator) {
 }
 
 // RegisterInvariants registers the invariants of the module. If an invariant deviates from its predicted value, the InvariantRegistry triggers appropriate logic (most often the chain will be halted)
-func (am AppModule) RegisterInvariants(_ sdk.InvariantRegistry) {}
+func (am AppModule) RegisterInvariants(_ sdk.InvariantRegistry) {
+	// Implement if needed
+}
 
 // InitGenesis performs the module's genesis initialization. It returns no validator updates.
 func (am AppModule) InitGenesis(ctx sdk.Context, cdc codec.JSONCodec, gs json.RawMessage) []abci.ValidatorUpdate {
@@ -140,7 +142,9 @@ func (am AppModule) ExportGenesis(ctx sdk.Context, cdc codec.JSONCodec) json.Raw
 func (AppModule) ConsensusVersion() uint64 { return 1 }
 
 // BeginBlock contains the logic that is automatically triggered at the beginning of each block
-func (am AppModule) BeginBlock(_ sdk.Context, _ abci.RequestBeginBlock) {}
+func (am AppModule) BeginBlock(_ sdk.Context, _ abci.RequestBeginBlock) {
+	// Implement if needed
+}
 
 // EndBlock contains the logic that is automatically triggered at the end of each block
 func (am AppModule) EndBlock(_ sdk.Context, _ abci.RequestEndBlock) []abci.ValidatorUpdate {
diff --git a/x/asset/module_simulation.go b/x/asset/module_simulation.go
index c994710..334188b 100644
--- a/x/asset/module_simulation.go
+++ b/x/asset/module_simulation.go
@@ -44,7 +44,9 @@ func (AppModule) GenerateGenesisState(simState *module.SimulationState) {
 }
 
 // RegisterStoreDecoder registers a decoder.
-func (am AppModule) RegisterStoreDecoder(_ sdk.StoreDecoderRegistry) {}
+func (am AppModule) RegisterStoreDecoder(_ sdk.StoreDecoderRegistry) {
+	// Implement if needed
+}
 
 // ProposalContents doesn't return any content functions for governance proposals.
 func (AppModule) ProposalContents(_ module.SimulationState) []simtypes.WeightedProposalContent {
diff --git a/x/machine/module.go b/x/machine/module.go
index 81ce5b9..8a2e9b9 100644
--- a/x/machine/module.go
+++ b/x/machine/module.go
@@ -117,7 +117,9 @@ func (am AppModule) RegisterServices(cfg module.Configurator) {
 }
 
 // RegisterInvariants registers the invariants of the module. If an invariant deviates from its predicted value, the InvariantRegistry triggers appropriate logic (most often the chain will be halted)
-func (am AppModule) RegisterInvariants(_ sdk.InvariantRegistry) {}
+func (am AppModule) RegisterInvariants(_ sdk.InvariantRegistry) {
+	// Implement if needed
+}
 
 // InitGenesis performs the module's genesis initialization. It returns no validator updates.
 func (am AppModule) InitGenesis(ctx sdk.Context, cdc codec.JSONCodec, gs json.RawMessage) []abci.ValidatorUpdate {
@@ -140,7 +142,9 @@ func (am AppModule) ExportGenesis(ctx sdk.Context, cdc codec.JSONCodec) json.Raw
 func (AppModule) ConsensusVersion() uint64 { return 1 }
 
 // BeginBlock contains the logic that is automatically triggered at the beginning of each block
-func (am AppModule) BeginBlock(_ sdk.Context, _ abci.RequestBeginBlock) {}
+func (am AppModule) BeginBlock(_ sdk.Context, _ abci.RequestBeginBlock) {
+	// Implement if needed
+}
 
 // EndBlock contains the logic that is automatically triggered at the end of each block
 func (am AppModule) EndBlock(_ sdk.Context, _ abci.RequestEndBlock) []abci.ValidatorUpdate {
diff --git a/x/machine/module_simulation.go b/x/machine/module_simulation.go
index 4fa3160..d85eac5 100644
--- a/x/machine/module_simulation.go
+++ b/x/machine/module_simulation.go
@@ -44,7 +44,9 @@ func (AppModule) GenerateGenesisState(simState *module.SimulationState) {
 }
 
 // RegisterStoreDecoder registers a decoder.
-func (am AppModule) RegisterStoreDecoder(_ sdk.StoreDecoderRegistry) {}
+func (am AppModule) RegisterStoreDecoder(_ sdk.StoreDecoderRegistry) {
+	// Implement if needed
+}
 
 // ProposalContents doesn't return any content functions for governance proposals.
 func (AppModule) ProposalContents(_ module.SimulationState) []simtypes.WeightedProposalContent {
diff --git a/x/machine/types/message_attest_machine_test.go b/x/machine/types/message_attest_machine_test.go
index 13d2add..4170ec6 100644
--- a/x/machine/types/message_attest_machine_test.go
+++ b/x/machine/types/message_attest_machine_test.go
@@ -7,7 +7,7 @@ import (
 	"github.com/stretchr/testify/require"
 )
 
-func TestMsgAttestMachine_ValidateBasic(t *testing.T) {
+func TestMsgAttestMachineValidateBasic(t *testing.T) {
 	tests := []struct {
 		name string
 		msg  MsgAttestMachine