diff --git a/x/csr/module.go b/x/csr/module.go
index 7663cdcb..985d4ca4 100644
--- a/x/csr/module.go
+++ b/x/csr/module.go
@@ -27,10 +27,11 @@ import (
 )
 
 var (
-	_ module.AppModuleBasic = AppModuleBasic{}
-	_ module.AppModuleBasic = AppModule{}
-	_ module.HasServices    = AppModule{}
-	_ module.HasABCIGenesis = AppModule{}
+	_ module.AppModuleBasic      = AppModuleBasic{}
+	_ module.AppModuleBasic      = AppModule{}
+	_ module.HasServices         = AppModule{}
+	_ module.HasABCIGenesis      = AppModule{}
+	_ module.AppModuleSimulation = AppModule{}
 
 	_ appmodule.AppModule       = AppModule{}
 	_ appmodule.HasBeginBlocker = AppModule{}
@@ -106,6 +107,12 @@ type AppModule struct {
 	keeper        keeper.Keeper
 }
 
+func (am AppModule) GenerateGenesisState(input *module.SimulationState) {}
+
+func (am AppModule) WeightedOperations(simState module.SimulationState) []simtypes.WeightedOperation {
+	return []simtypes.WeightedOperation{}
+}
+
 func NewAppModule(
 	cdc codec.Codec,
 	keeper keeper.Keeper,
diff --git a/x/epochs/module.go b/x/epochs/module.go
index 7ff2157c..c283da5d 100644
--- a/x/epochs/module.go
+++ b/x/epochs/module.go
@@ -27,10 +27,11 @@ import (
 )
 
 var (
-	_ module.AppModuleBasic = AppModuleBasic{}
-	_ module.AppModuleBasic = AppModule{}
-	_ module.HasServices    = AppModule{}
-	_ module.HasABCIGenesis = AppModule{}
+	_ module.AppModuleBasic      = AppModuleBasic{}
+	_ module.AppModuleBasic      = AppModule{}
+	_ module.HasServices         = AppModule{}
+	_ module.HasABCIGenesis      = AppModule{}
+	_ module.AppModuleSimulation = AppModule{}
 
 	_ appmodule.AppModule       = AppModule{}
 	_ appmodule.HasBeginBlocker = AppModule{}
diff --git a/x/erc20/module.go b/x/erc20/module.go
index 42890467..0305b256 100644
--- a/x/erc20/module.go
+++ b/x/erc20/module.go
@@ -27,10 +27,11 @@ import (
 
 // type check to ensure the interface is properly implemented
 var (
-	_ module.AppModuleBasic = AppModuleBasic{}
-	_ module.AppModuleBasic = AppModule{}
-	_ module.HasServices    = AppModule{}
-	_ module.HasABCIGenesis = AppModule{}
+	_ module.AppModuleBasic      = AppModuleBasic{}
+	_ module.AppModuleBasic      = AppModule{}
+	_ module.HasServices         = AppModule{}
+	_ module.HasABCIGenesis      = AppModule{}
+	_ module.AppModuleSimulation = AppModule{}
 
 	_ appmodule.AppModule = AppModule{}
 )
diff --git a/x/inflation/module.go b/x/inflation/module.go
index e1842acf..cc8443e9 100644
--- a/x/inflation/module.go
+++ b/x/inflation/module.go
@@ -28,10 +28,11 @@ import (
 
 // type check to ensure the interface is properly implemented
 var (
-	_ module.AppModuleBasic = AppModuleBasic{}
-	_ module.AppModuleBasic = AppModule{}
-	_ module.HasServices    = AppModule{}
-	_ module.HasABCIGenesis = AppModule{}
+	_ module.AppModuleBasic      = AppModuleBasic{}
+	_ module.AppModuleBasic      = AppModule{}
+	_ module.HasServices         = AppModule{}
+	_ module.HasABCIGenesis      = AppModule{}
+	_ module.AppModuleSimulation = AppModule{}
 
 	_ appmodule.AppModule = AppModule{}
 )