diff --git a/CHANGELOG.md b/CHANGELOG.md
index f2e3505985..19a054eb13 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -103,6 +103,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 * (global) [\#694](https://github.com/line/lbm-sdk/pull/694) replace deprecated functions since go 1.16 or 1.17
 * (x/bankplus) [\#705](https://github.com/line/lbm-sdk/pull/705) add missing blockedAddr checking in bankplus
 * (x/foundation) [\#712](https://github.com/line/lbm-sdk/pull/712) fix x/foundation EndBlocker
+* (baseapp) [\#724](https://github.com/line/lbm-sdk/pull/724) add checking pubkey type from validator params
 * (x/staking) [\#726](https://github.com/line/lbm-sdk/pull/726) check allowedList size in StakeAuthorization.Accept()
 
 ### Breaking Changes
diff --git a/baseapp/params.go b/baseapp/params.go
index 502955412d..061c6a17ed 100644
--- a/baseapp/params.go
+++ b/baseapp/params.go
@@ -6,6 +6,7 @@ import (
 
 	abci "github.com/line/ostracon/abci/types"
 	ocproto "github.com/line/ostracon/proto/ostracon/types"
+	octypes "github.com/line/ostracon/types"
 
 	sdk "github.com/line/lbm-sdk/types"
 )
@@ -82,5 +83,14 @@ func ValidateValidatorParams(i interface{}) error {
 		return errors.New("validator allowed pubkey types must not be empty")
 	}
 
+	for _, pubKeyType := range v.PubKeyTypes {
+		switch pubKeyType {
+		case octypes.ABCIPubKeyTypeBls12WithEd25519, octypes.ABCIPubKeyTypeEd25519, octypes.ABCIPubKeyTypeSecp256k1, octypes.ABCIPubKeyTypeBls12:
+			continue
+		default:
+			return fmt.Errorf("not-allowed pubkey type: %s", pubKeyType)
+		}
+	}
+
 	return nil
 }
diff --git a/baseapp/params_test.go b/baseapp/params_test.go
index a421d13b65..340be7097a 100644
--- a/baseapp/params_test.go
+++ b/baseapp/params_test.go
@@ -58,6 +58,7 @@ func TestValidateValidatorParams(t *testing.T) {
 		{ocproto.ValidatorParams{}, true},
 		{ocproto.ValidatorParams{PubKeyTypes: []string{}}, true},
 		{ocproto.ValidatorParams{PubKeyTypes: []string{"secp256k1"}}, false},
+		{ocproto.ValidatorParams{PubKeyTypes: []string{"invalidPubKeyType"}}, true},
 	}
 
 	for _, tc := range testCases {