diff --git a/src/cli.vala b/src/cli.vala
index f46dbd4..cb80696 100644
--- a/src/cli.vala
+++ b/src/cli.vala
@@ -503,9 +503,12 @@ public class CliController : GLib.Object {
 
             // 字段名兼容: 本版写 checked_files, Flet 版写 checked_entries. 优先读自己的,
             // 缺失时回退到另一个, 两个版本互相打开项目时勾选状态不丢.
-            var checked_arr = root.has_member ("checked_files")
-                ? root.get_array_member ("checked_files")
-                : (root.has_member ("checked_entries") ? root.get_array_member ("checked_entries") : null);
+            Json.Array? checked_arr = null;
+            if (root.has_member ("checked_files")) {
+                checked_arr = root.get_array_member ("checked_files");
+            } else if (root.has_member ("checked_entries")) {
+                checked_arr = root.get_array_member ("checked_entries");
+            }
             if (checked_arr != null) {
                 for (int i = 0; i < checked_arr.get_length (); i++) {
                     var p = checked_arr.get_string_element (i);
diff --git a/src/services/project_manager.vala b/src/services/project_manager.vala
index f063551..62c0397 100644
--- a/src/services/project_manager.vala
+++ b/src/services/project_manager.vala
@@ -52,9 +52,12 @@ public class ProjectManager : GLib.Object {
 
         // 字段名兼容: 本版写 checked_files, Flet 版写 checked_entries. 优先读自己的,
         // 缺失时回退到另一个, 两个版本互相打开项目时勾选状态不丢.
-        var checked_arr = root.has_member ("checked_files")
-            ? root.get_array_member ("checked_files")
-            : (root.has_member ("checked_entries") ? root.get_array_member ("checked_entries") : null);
+        Json.Array? checked_arr = null;
+        if (root.has_member ("checked_files")) {
+            checked_arr = root.get_array_member ("checked_files");
+        } else if (root.has_member ("checked_entries")) {
+            checked_arr = root.get_array_member ("checked_entries");
+        }
         if (checked_arr != null) {
             for (int i = 0; i < checked_arr.get_length (); i++) {
                 var p = checked_arr.get_string_element (i);