diff --git a/CHANGELOG.md b/CHANGELOG.md
index c8ed8751c1..2deb8bd891 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -59,6 +59,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 ### Bug Fixes
 * chore(deps) [\#1141](https://github.com/Finschia/finschia-sdk/pull/1141) Bump github.com/cosmos/ledger-cosmos-go from 0.12.2 to 0.13.2 to fix ledger signing issue
 * (x/auth, x/slashing) [\#1179](https://github.com/Finschia/finschia-sdk/pull/1179) modify missing changes of converting to tendermint
+* (x/stakingplus) [\#1265](https://github.com/Finschia/finschia-sdk/pull/1265) implement `module.AppModuleSimulation` for `TestAppStateDeterminism`
 
 ### Removed
 
diff --git a/x/stakingplus/module/module.go b/x/stakingplus/module/module.go
index 8395e73741..606acbc457 100644
--- a/x/stakingplus/module/module.go
+++ b/x/stakingplus/module/module.go
@@ -17,6 +17,7 @@ import (
 	"github.com/cosmos/cosmos-sdk/runtime"
 	sdk "github.com/cosmos/cosmos-sdk/types"
 	"github.com/cosmos/cosmos-sdk/types/module"
+	simtypes "github.com/cosmos/cosmos-sdk/types/simulation"
 	authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
 	govtypes "github.com/cosmos/cosmos-sdk/x/gov/types"
 	"github.com/cosmos/cosmos-sdk/x/staking"
@@ -29,11 +30,12 @@ import (
 )
 
 var (
-	_ module.AppModuleBasic  = AppModuleBasic{}
-	_ module.HasServices     = AppModule{}
-	_ module.HasInvariants   = AppModule{}
-	_ module.HasABCIGenesis  = AppModule{}
-	_ module.HasABCIEndBlock = AppModule{}
+	_ module.AppModuleBasic      = AppModuleBasic{}
+	_ module.HasServices         = AppModule{}
+	_ module.HasInvariants       = AppModule{}
+	_ module.HasABCIGenesis      = AppModule{}
+	_ module.HasABCIEndBlock     = AppModule{}
+	_ module.AppModuleSimulation = AppModule{}
 
 	_ appmodule.AppModule       = AppModule{}
 	_ appmodule.HasBeginBlocker = AppModule{}
@@ -63,6 +65,18 @@ type AppModule struct {
 	ls     exported.Subspace
 }
 
+func (am AppModule) GenerateGenesisState(simState *module.SimulationState) {
+	am.impl.GenerateGenesisState(simState)
+}
+
+func (am AppModule) RegisterStoreDecoder(sdr simtypes.StoreDecoderRegistry) {
+	am.impl.RegisterStoreDecoder(sdr)
+}
+
+func (am AppModule) WeightedOperations(simState module.SimulationState) []simtypes.WeightedOperation {
+	return am.impl.WeightedOperations(simState)
+}
+
 // NewAppModule creates a new AppModule object
 func NewAppModule(cdc codec.Codec, keeper *stakingkeeper.Keeper, ak stakingtypes.AccountKeeper, bk stakingtypes.BankKeeper, fk stakingplus.FoundationKeeper, ls exported.Subspace) AppModule {
 	impl := staking.NewAppModule(cdc, keeper, ak, bk, ls)