diff --git a/CHANGELOG.md b/CHANGELOG.md
index 85002de527..e82d3b254a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,11 @@
 # Changelog
 
-## Unreleased
+## v0.6.5
+
+### Bug Fixes
+
+- [cronos#255](https://github.com/crypto-org-chain/cronos/pull/255) fix empty topics in non-breaking way
+- [cronos#270](https://github.com/crypto-org-chain/cronos/pull/270) reject MsgEthereumTx wrapping tx without the extension option.
 
 *November 30, 2021*
 
diff --git a/go.mod b/go.mod
index 660aa80986..fa664dbe57 100644
--- a/go.mod
+++ b/go.mod
@@ -164,4 +164,4 @@ replace github.com/ethereum/go-ethereum => github.com/crypto-org-chain/go-ethere
 // TODO: remove when ibc-go and ethermint upgrades cosmos-sdk
 replace github.com/cosmos/cosmos-sdk => github.com/cosmos/cosmos-sdk v0.44.2
 
-replace github.com/tharsis/ethermint => github.com/crypto-org-chain/ethermint v0.7.2-cronos-4
+replace github.com/tharsis/ethermint => github.com/crypto-org-chain/ethermint v0.7.2-cronos-6
diff --git a/go.sum b/go.sum
index f5d74f4616..c1320397ef 100644
--- a/go.sum
+++ b/go.sum
@@ -261,8 +261,8 @@ github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:ma
 github.com/cpuguy83/go-md2man/v2 v2.0.0/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
 github.com/creack/pty v1.1.7/go.mod h1:lj5s0c3V2DBrqTV7llrYr5NG6My20zk30Fl46Y7DoTY=
 github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
-github.com/crypto-org-chain/ethermint v0.7.2-cronos-4 h1:NaCc0L5zN2u7B9WofmhJfur23UDebWSRD+Goqf9URnY=
-github.com/crypto-org-chain/ethermint v0.7.2-cronos-4/go.mod h1:J96LX4KvLyl+5jV6+mt/4l6srtGX/mdDTuqQQuYrdDk=
+github.com/crypto-org-chain/ethermint v0.7.2-cronos-6 h1:AHmZ4d/VvRPYEwRK8WATDVgAW+LQLuus9/oRo8UHkB4=
+github.com/crypto-org-chain/ethermint v0.7.2-cronos-6/go.mod h1:J96LX4KvLyl+5jV6+mt/4l6srtGX/mdDTuqQQuYrdDk=
 github.com/crypto-org-chain/go-ethereum v1.10.3-patched h1:kr6oQIYOi2VC8SZwkhlUDZE1Omit/YHVysKMgCB2nes=
 github.com/crypto-org-chain/go-ethereum v1.10.3-patched/go.mod h1:99onQmSd1GRGOziyGldI41YQb7EESX3Q4H41IfJgIQQ=
 github.com/crypto-org-chain/ibc-go v1.2.1-hooks h1:wuWaQqm/TFKJQwuFgjCPiPumQio+Yik5Z1DObDExrrU=
diff --git a/gomod2nix.toml b/gomod2nix.toml
index 2c93adee02..b958b1e7a6 100644
--- a/gomod2nix.toml
+++ b/gomod2nix.toml
@@ -4637,13 +4637,13 @@
     sha256 = "1kmdk3v2a6ygcg2i8jfgz61yzxi4183xgzlaviq9jwsqwc2hj60w"
 
 ["github.com/tharsis/ethermint"]
-  sumVersion = "v0.7.2-cronos-4"
+  sumVersion = "v0.7.2-cronos-6"
   vendorPath = "github.com/crypto-org-chain/ethermint"
   ["github.com/tharsis/ethermint".fetch]
     type = "git"
     url = "https://github.com/crypto-org-chain/ethermint"
-    rev = "82805507f7d2e83cad547736883dc22acfb52440"
-    sha256 = "01f9i8vq0jqml676wvh0kr9kxg7grqw7f64g1qd81pzm2n89k7pn"
+    rev = "60af027299c1aec580240d1e03d66c0ad100934b"
+    sha256 = "1074b5rbi1l0ija5iz4i9d92r1as030wkqllz5ga0ahhqrgb2rp9"
 
 ["github.com/tidwall/gjson"]
   sumVersion = "v1.6.7"