diff --git a/Src/nmNum/nmData/nmDataPerforation.cpp b/Src/nmNum/nmData/nmDataPerforation.cpp
index 306f74f..ac60678 100644
--- a/Src/nmNum/nmData/nmDataPerforation.cpp
+++ b/Src/nmNum/nmData/nmDataPerforation.cpp
@@ -217,8 +217,8 @@ void nmDataPerforation::FromJsonValue(const rapidjson::Value& jsonValue)
 	}
 
 	// 反序列化流动段数据
-	if (jsonValue.HasMember("SnapToRateChanges") && jsonValue["SnapToRateChanges"].IsBool()) {
-		m_isSnapToRateChanges = jsonValue["SnapToRateChanges"].GetBool();
+	if (jsonValue.HasMember("IsSnapToRateChanges") && jsonValue["IsSnapToRateChanges"].IsBool()) {
+		m_isSnapToRateChanges = jsonValue["IsSnapToRateChanges"].GetBool();
 	}
 	if (jsonValue.HasMember("IsRateDependentEnabled") && jsonValue["IsRateDependentEnabled"].IsBool()) {
 		m_isRateDependentEnabled = jsonValue["IsRateDependentEnabled"].GetBool();