diff --git a/tests/integration/tx/aminojson/aminojson_test.go b/tests/integration/tx/aminojson/aminojson_test.go
index 44c2b670236a..ca245d6c4fb5 100644
--- a/tests/integration/tx/aminojson/aminojson_test.go
+++ b/tests/integration/tx/aminojson/aminojson_test.go
@@ -344,7 +344,7 @@ func TestAminoJSON_LegacyParity(t *testing.T) {
 				Quorum: math.LegacyMustNewDecFromStr("0.33").String(),
 			},
 			pulsar: &gov_v1_api.Params{
-				Quorum: "0.33",
+				Quorum: math.LegacyMustNewDecFromStr("0.33").String(),
 			},
 		},
 		"slashing/params/dec": {