diff --git a/go.mod b/go.mod
index e01181a2c45a..debaf6b1d3b4 100644
--- a/go.mod
+++ b/go.mod
@@ -174,7 +174,7 @@ replace (
 	github.com/gogo/protobuf => github.com/regen-network/protobuf v1.3.3-alpha.regen.1
 	github.com/jhump/protoreflect => github.com/jhump/protoreflect v1.9.0
 	// use cometbft
-	github.com/tendermint/tendermint => github.com/cometbft/cometbft v0.34.27
+	github.com/tendermint/tendermint => github.com/kava-labs/cometbft v0.34.27-kava.1
 )
 
 retract (
diff --git a/go.sum b/go.sum
index 416e6a88637b..cbd186eb37b7 100644
--- a/go.sum
+++ b/go.sum
@@ -198,8 +198,6 @@ github.com/codahale/hdrhistogram v0.0.0-20161010025455-3a0bb77429bd/go.mod h1:sE
 github.com/coinbase/kryptology v1.8.0/go.mod h1:RYXOAPdzOGUe3qlSFkMGn58i3xUA8hmxYHksuq+8ciI=
 github.com/coinbase/rosetta-sdk-go v0.7.9 h1:lqllBjMnazTjIqYrOGv8h8jxjg9+hJazIGZr9ZvoCcA=
 github.com/coinbase/rosetta-sdk-go v0.7.9/go.mod h1:0/knutI7XGVqXmmH4OQD8OckFrbQ8yMsUZTG7FXCR2M=
-github.com/cometbft/cometbft v0.34.27 h1:ri6BvmwjWR0gurYjywcBqRe4bbwc3QVs9KRcCzgh/J0=
-github.com/cometbft/cometbft v0.34.27/go.mod h1:BcCbhKv7ieM0KEddnYXvQZR+pZykTKReJJYf7YC7qhw=
 github.com/cometbft/cometbft-db v0.7.0 h1:uBjbrBx4QzU0zOEnU8KxoDl18dMNgDh+zZRUE0ucsbo=
 github.com/cometbft/cometbft-db v0.7.0/go.mod h1:yiKJIm2WKrt6x8Cyxtq9YTEcIMPcEe4XPxhgX59Fzf0=
 github.com/confio/ics23/go v0.9.0 h1:cWs+wdbS2KRPZezoaaj+qBleXgUk5WOQFMP3CQFGTr4=
@@ -600,6 +598,8 @@ github.com/julienschmidt/httprouter v1.3.0/go.mod h1:JR6WtHb+2LUe8TCKY3cZOxFyyO8
 github.com/jung-kurt/gofpdf v1.0.3-0.20190309125859-24315acbbda5/go.mod h1:7Id9E/uU8ce6rXgefFLlgrJj/GYY22cpxn+r32jIOes=
 github.com/jwilder/encoding v0.0.0-20170811194829-b4e1701a28ef/go.mod h1:Ct9fl0F6iIOGgxJ5npU/IUOhOhqlVrGjyIZc8/MagT0=
 github.com/karalabe/usb v0.0.2/go.mod h1:Od972xHfMJowv7NGVDiWVxk2zxnWgjLlJzE+F4F7AGU=
+github.com/kava-labs/cometbft v0.34.27-kava.1 h1:JkTspNCrz9matgrr7nsWgEkgNzDz5YwZhR5jZyxVt/0=
+github.com/kava-labs/cometbft v0.34.27-kava.1/go.mod h1:BcCbhKv7ieM0KEddnYXvQZR+pZykTKReJJYf7YC7qhw=
 github.com/kisielk/errcheck v1.5.0/go.mod h1:pFxgyoBC7bSaBwPgfKdkLd5X25qrDl4LWUI2bnpBCr8=
 github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
 github.com/kkdai/bstream v0.0.0-20161212061736-f391b8402d23/go.mod h1:J+Gs4SYgM6CZQHDETBtE9HaSEkGmuNXF86RwHhHUvq4=
diff --git a/server/rollback.go b/server/rollback.go
index c5245589aacb..3e1cfad5c873 100644
--- a/server/rollback.go
+++ b/server/rollback.go
@@ -11,6 +11,8 @@ import (
 
 // NewRollbackCmd creates a command to rollback tendermint and multistore state by one height.
 func NewRollbackCmd(appCreator types.AppCreator, defaultNodeHome string) *cobra.Command {
+	var removeBlock bool
+
 	cmd := &cobra.Command{
 		Use:   "rollback",
 		Short: "rollback cosmos-sdk and tendermint state by one height",
@@ -32,7 +34,7 @@ application.
 			}
 			app := appCreator(ctx.Logger, db, nil, ctx.Viper)
 			// rollback tendermint state
-			height, hash, err := tmcmd.RollbackState(ctx.Config)
+			height, hash, err := tmcmd.RollbackState(ctx.Config, removeBlock)
 			if err != nil {
 				return fmt.Errorf("failed to rollback tendermint state: %w", err)
 			}
@@ -48,5 +50,6 @@ application.
 	}
 
 	cmd.Flags().String(flags.FlagHome, defaultNodeHome, "The application home directory")
+	cmd.Flags().BoolVar(&removeBlock, "hard", false, "remove last block as well as state")
 	return cmd
 }