diff --git a/CHANGELOG.md b/CHANGELOG.md
index a1f99b7e7b..51550ae470 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,7 +5,7 @@
 ## UNRELEASED
 
 ## v1.4.12
-
+* [#1890](https://github.com/crypto-org-chain/cronos/pull/1890) fix: disable memiavl cache when optimistic execution is enabled.
 * [#1850](https://github.com/crypto-org-chain/cronos/pull/1850) Optimize staking endblocker execution by caching queue entries from iterators.
 
 ## v1.4.11
diff --git a/app/app.go b/app/app.go
index 2b6712af49..bb133a0f3c 100644
--- a/app/app.go
+++ b/app/app.go
@@ -366,7 +366,7 @@ func New(
 	db dbm.DB,
 	traceStore io.Writer,
 	loadLatest bool,
-	// this line is used by starport scaffolding # stargate/app/newArgument
+// this line is used by starport scaffolding # stargate/app/newArgument
 	appOpts servertypes.AppOptions,
 	baseAppOptions ...func(*baseapp.BaseApp),
 ) *App {
@@ -435,16 +435,19 @@ func New(
 	})
 
 	blockSTMEnabled := cast.ToString(appOpts.Get(srvflags.EVMBlockExecutor)) == "block-stm"
+	optimisticExecutionDisabled := cast.ToString(appOpts.Get(srvflags.EVMOptimisticExecution)) == "disable"
 
 	var cacheSize int
-	if !blockSTMEnabled {
-		// only enable memiavl cache if block-stm is not enabled, because it's not concurrency-safe.
+	if !blockSTMEnabled && optimisticExecutionDisabled {
+		// only enable memiavl cache if neither block-stm nor optimistic execution is enabled,
 		cacheSize = cast.ToInt(appOpts.Get(memiavlstore.FlagCacheSize))
 	}
 	baseAppOptions = memiavlstore.SetupMemIAVL(logger, homePath, appOpts, false, false, cacheSize, baseAppOptions)
 
-	// enable optimistic execution
-	baseAppOptions = append(baseAppOptions, baseapp.SetOptimisticExecution())
+	// The default value of optimisticExecution is enabled.
+	if !optimisticExecutionDisabled {
+		baseAppOptions = append(baseAppOptions, baseapp.SetOptimisticExecution())
+	}
 
 	// NOTE we use custom transaction decoder that supports the sdk.Tx interface instead of sdk.StdTx
 	bApp := baseapp.NewBaseApp(Name, logger, db, txConfig.TxDecoder(), baseAppOptions...)
@@ -737,7 +740,7 @@ func New(
 
 	app.GovKeeper = *govKeeper.SetHooks(
 		govtypes.NewMultiGovHooks(
-		// register the governance hooks
+			// register the governance hooks
 		),
 	)
 
diff --git a/go.mod b/go.mod
index bed05ec220..15fea1a649 100644
--- a/go.mod
+++ b/go.mod
@@ -275,7 +275,7 @@ replace (
 	github.com/dgrijalva/jwt-go => github.com/golang-jwt/jwt/v4 v4.4.2
 	github.com/ethereum/go-ethereum => github.com/crypto-org-chain/go-ethereum v1.10.20-0.20240926023215-d2275b4afb9a
 	// release/v1.4.x-2
-	github.com/evmos/ethermint => github.com/crypto-org-chain/ethermint v0.6.1-0.20251021095308-b55c0f03f7a6
+	github.com/evmos/ethermint => github.com/crypto-org-chain/ethermint v0.6.1-0.20251022025731-e501888cf647
 	// Fix upstream GHSA-h395-qcrw-5vmq and GHSA-3vp4-m3rf-835h vulnerabilities.
 	// TODO Remove it: https://github.com/cosmos/cosmos-sdk/issues/10409
 	github.com/gin-gonic/gin => github.com/gin-gonic/gin v1.9.0
diff --git a/go.sum b/go.sum
index 88eb31f318..421d27ff98 100644
--- a/go.sum
+++ b/go.sum
@@ -428,8 +428,8 @@ github.com/crypto-org-chain/cosmos-sdk/store v0.0.0-20241217090828-cfbca9fe8254
 github.com/crypto-org-chain/cosmos-sdk/store v0.0.0-20241217090828-cfbca9fe8254/go.mod h1:8DwVTz83/2PSI366FERGbWSH7hL6sB7HbYp8bqksNwM=
 github.com/crypto-org-chain/cosmos-sdk/x/tx v0.0.0-20241217090828-cfbca9fe8254 h1:JzLOFRiKsDtLJt5h0M0jkEIPDKvFFyja7VEp7gG6O9U=
 github.com/crypto-org-chain/cosmos-sdk/x/tx v0.0.0-20241217090828-cfbca9fe8254/go.mod h1:V6DImnwJMTq5qFjeGWpXNiT/fjgE4HtmclRmTqRVM3w=
-github.com/crypto-org-chain/ethermint v0.6.1-0.20251021095308-b55c0f03f7a6 h1:KdA7NKfX7XgsN4uIoK9kNIPCT/fjmLSIvLqku20aI1Y=
-github.com/crypto-org-chain/ethermint v0.6.1-0.20251021095308-b55c0f03f7a6/go.mod h1:oDf+clJg3Sn9vmj04ZHCTwh3HDzzn/lN4b+ucno4m+4=
+github.com/crypto-org-chain/ethermint v0.6.1-0.20251022025731-e501888cf647 h1:v5khMK4UpS3rLf68CZRN8EnPYnZUnuaQPh5t3uUTJEM=
+github.com/crypto-org-chain/ethermint v0.6.1-0.20251022025731-e501888cf647/go.mod h1:oDf+clJg3Sn9vmj04ZHCTwh3HDzzn/lN4b+ucno4m+4=
 github.com/crypto-org-chain/go-block-stm v0.0.0-20240919080136-6c49aef68716 h1:OvD5Rm0B6LHUJk6z858UgwdP72jU2DuUdXeclRyKpDI=
 github.com/crypto-org-chain/go-block-stm v0.0.0-20240919080136-6c49aef68716/go.mod h1:iwQTX9xMX8NV9k3o2BiWXA0SswpsZrDk5q3gA7nWYiE=
 github.com/crypto-org-chain/go-ethereum v1.10.20-0.20240926023215-d2275b4afb9a h1:IUPD+dg1YQl8cLocxQ/Mbx/ObTgAgcrZlcBhFjsLO40=
diff --git a/gomod2nix.toml b/gomod2nix.toml
index fdb156ad97..3c6a61f01c 100644
--- a/gomod2nix.toml
+++ b/gomod2nix.toml
@@ -264,8 +264,8 @@ schema = 3
     hash = "sha256-ozwVS2BhAoz+OOisAyMhgg+lq8FdQjf90xoOq9cxtGw="
     replaced = "github.com/crypto-org-chain/go-ethereum"
   [mod."github.com/evmos/ethermint"]
-    version = "v0.6.1-0.20251021095308-b55c0f03f7a6"
-    hash = "sha256-nnsR70+JtwYFKtq1SJJCLgRBnxsC2N2VC/987yhC9HI="
+    version = "v0.6.1-0.20251022025731-e501888cf647"
+    hash = "sha256-QC6mOz+sCIYSXRWwOxeUbTN9lDl3+ILqPgiwoNe0ZuA="
     replaced = "github.com/crypto-org-chain/ethermint"
   [mod."github.com/fatih/color"]
     version = "v1.16.0"