diff --git a/src/main/kotlin/app/termora/terminal/CursorStore.kt b/src/main/kotlin/app/termora/terminal/CursorStore.kt
index d2a9287..dbb0257 100644
--- a/src/main/kotlin/app/termora/terminal/CursorStore.kt
+++ b/src/main/kotlin/app/termora/terminal/CursorStore.kt
@@ -13,9 +13,11 @@ data class CursorStore(
      */
     val textStyle: TextStyle,
     /**
+     * 如果为 null 表示没有设置
+     *
      * @see [DataKey.AutoWrapMode]
      */
-    val autoWarpMode: Boolean,
+    val autoWarpMode: Boolean?,
     /**
      * @see [DataKey.OriginMode]
      */
diff --git a/src/main/kotlin/app/termora/terminal/CursorStoreStores.kt b/src/main/kotlin/app/termora/terminal/CursorStoreStores.kt
index 36c98cb..c290354 100644
--- a/src/main/kotlin/app/termora/terminal/CursorStoreStores.kt
+++ b/src/main/kotlin/app/termora/terminal/CursorStoreStores.kt
@@ -22,7 +22,9 @@ object CursorStoreStores {
 
         terminalModel.setData(DataKey.OriginMode, cursorStore.originMode)
         terminalModel.setData(DataKey.TextStyle, cursorStore.textStyle)
-        terminalModel.setData(DataKey.AutoWrapMode, cursorStore.autoWarpMode)
+        if (cursorStore.autoWarpMode != null) {
+            terminalModel.setData(DataKey.AutoWrapMode, cursorStore.autoWarpMode)
+        }
         terminalModel.setData(DataKey.GraphicCharacterSet, cursorStore.graphicCharacterSet)
 
         val region = if (terminalModel.isOriginMode()) terminalModel.getScrollingRegion()
@@ -52,7 +54,7 @@ object CursorStoreStores {
         val cursorStore = CursorStore(
             position = terminal.getCursorModel().getPosition(),
             textStyle = terminalModel.getData(DataKey.TextStyle),
-            autoWarpMode = terminalModel.getData(DataKey.AutoWrapMode, false),
+            autoWarpMode = if (terminalModel.hasData(DataKey.AutoWrapMode)) terminalModel.getData(DataKey.AutoWrapMode) else null,
             originMode = terminalModel.isOriginMode(),
             graphicCharacterSet = graphicCharacterSet.copy(characterSets = characterSets),
         )