diff --git a/app/export.go b/app/export.go
index 280164f..474a6a0 100644
--- a/app/export.go
+++ b/app/export.go
@@ -154,7 +154,6 @@ func (app *DnApp) prepForZeroHeightGenesis(ctx sdk.Context, jailAllowedAddrs []s
 	// update bond intra-tx counters.
 	store := ctx.KVStore(app.keys[stakingtypes.StoreKey])
 	iter := sdk.KVStoreReversePrefixIterator(store, stakingtypes.ValidatorsKey)
-	counter := int16(0)
 
 	for ; iter.Valid(); iter.Next() {
 		addr := sdk.ValAddress(iter.Key()[1:])
@@ -169,7 +168,9 @@ func (app *DnApp) prepForZeroHeightGenesis(ctx sdk.Context, jailAllowedAddrs []s
 		}
 
 		app.StakingKeeper.SetValidator(ctx, validator)
-		counter++
+		if validator.IsJailed() {
+			app.StakingKeeper.DeleteValidatorByPowerIndex(ctx, validator)
+		}
 	}
 
 	iter.Close()
diff --git a/x/oracle/keeper/asset.go b/x/oracle/keeper/asset.go
index 22ab5fc..8e03f35 100644
--- a/x/oracle/keeper/asset.go
+++ b/x/oracle/keeper/asset.go
@@ -10,10 +10,6 @@ import (
 
 // GetAsset returns an types.Asset if exists.
 func (k Keeper) GetAsset(ctx sdk.Context, assetCode dnTypes.AssetCode) *types.Asset {
-	if cachedValue, found := k.cache.assets[assetCode.String()]; found {
-		return &cachedValue
-	}
-
 	store := ctx.KVStore(k.storeKey)
 	assetStore := prefix.NewStore(store, types.AssetsPrefix)
 	key, _ := assetCode.Marshal()
@@ -26,8 +22,6 @@ func (k Keeper) GetAsset(ctx sdk.Context, assetCode dnTypes.AssetCode) *types.As
 	asset := &types.Asset{}
 	k.cdc.MustUnmarshalBinaryBare(bz, asset)
 
-	k.cache.assets[asset.AssetCode.String()] = *asset
-
 	return asset
 }
 
@@ -74,6 +68,4 @@ func (k Keeper) setAsset(ctx sdk.Context, asset types.Asset) {
 
 	bz := k.cdc.MustMarshalBinaryBare(&asset)
 	assetStore.Set(key, bz)
-
-	k.cache.assets[asset.AssetCode.String()] = asset
 }
diff --git a/x/oracle/keeper/keeper.go b/x/oracle/keeper/keeper.go
index 3c68b8f..10e9095 100644
--- a/x/oracle/keeper/keeper.go
+++ b/x/oracle/keeper/keeper.go
@@ -17,14 +17,6 @@ type Keeper struct {
 	storeKey   sdk.StoreKey
 	cdc        codec.BinaryMarshaler
 	paramSpace paramTypes.Subspace
-	//
-	cache *keeperCache
-}
-
-// keeperCache optimized Gas usage for frequent PostPrice operations.
-type keeperCache struct {
-	oracles map[string]types.Oracle // key: AccAddress
-	assets  map[string]types.Asset  // key: AssetCode
 }
 
 // IsNominee checks if nominee exist within keeper parameters and returns sdk wrapped error.
@@ -57,9 +49,5 @@ func NewKeeper(
 		cdc:        cdc,
 		storeKey:   storeKey,
 		paramSpace: paramSpace,
-		cache: &keeperCache{
-			oracles: make(map[string]types.Oracle),
-			assets:  make(map[string]types.Asset),
-		},
 	}
 }
diff --git a/x/oracle/keeper/oracle.go b/x/oracle/keeper/oracle.go
index 535302d..280bcb2 100644
--- a/x/oracle/keeper/oracle.go
+++ b/x/oracle/keeper/oracle.go
@@ -8,10 +8,6 @@ import (
 
 // GetOracle returns an types.Oracle if exists.
 func (k Keeper) GetOracle(ctx sdk.Context, addr string) *types.Oracle {
-	if cachedValue, found := k.cache.oracles[addr]; found {
-		return &cachedValue
-	}
-
 	store := ctx.KVStore(k.storeKey)
 	oracleStore := prefix.NewStore(store, types.OraclesPrefix)
 	key := types.GetOraclesKey(addr)
@@ -24,8 +20,6 @@ func (k Keeper) GetOracle(ctx sdk.Context, addr string) *types.Oracle {
 	oracle := &types.Oracle{}
 	k.cdc.MustUnmarshalBinaryBare(bz, oracle)
 
-	k.cache.oracles[addr] = *oracle
-
 	return oracle
 }
 
@@ -60,10 +54,6 @@ func (k Keeper) SetOracle(ctx sdk.Context, msg types.MsgSetOracle) error {
 
 // hasOracle checks if types.Oracle with addr is registered.
 func (k Keeper) hasOracle(ctx sdk.Context, addr string) bool {
-	if _, found := k.cache.oracles[addr]; found {
-		return found
-	}
-
 	store := ctx.KVStore(k.storeKey)
 	oracleStore := prefix.NewStore(store, types.OraclesPrefix)
 	key := types.GetOraclesKey(addr)
@@ -79,6 +69,4 @@ func (k Keeper) setOracle(ctx sdk.Context, oracle types.Oracle) {
 
 	bz := k.cdc.MustMarshalBinaryBare(&oracle)
 	oracleStore.Set(key, bz)
-
-	k.cache.oracles[oracle.AccAddress] = oracle
 }