diff --git a/crates/vite_task_graph/run-config.ts b/crates/vite_task_graph/run-config.ts
index 7944ae70..4b0c4c48 100644
--- a/crates/vite_task_graph/run-config.ts
+++ b/crates/vite_task_graph/run-config.ts
@@ -1,27 +1,3 @@
-export type UserGlobalCacheConfig =
-  | boolean
-  | {
-      /**
-       * Enable caching for package.json scripts not defined in the `tasks` map.
-       *
-       * When `false`, package.json scripts will not be cached.
-       * When `true`, package.json scripts will be cached with default settings.
-       *
-       * Default: `false`
-       */
-      scripts?: boolean;
-      /**
-       * Global cache kill switch for task entries.
-       *
-       * When `false`, overrides all tasks to disable caching, even tasks with `cache: true`.
-       * When `true`, respects each task's individual `cache` setting
-       * (each task's `cache` defaults to `true` if omitted).
-       *
-       * Default: `true`
-       */
-      tasks?: boolean;
-    };
-
 export type Task = {
   /**
    * The command to run for the task.
@@ -60,6 +36,30 @@ export type Task = {
     }
 );
 
+export type UserGlobalCacheConfig =
+  | boolean
+  | {
+      /**
+       * Enable caching for package.json scripts not defined in the `tasks` map.
+       *
+       * When `false`, package.json scripts will not be cached.
+       * When `true`, package.json scripts will be cached with default settings.
+       *
+       * Default: `false`
+       */
+      scripts?: boolean;
+      /**
+       * Global cache kill switch for task entries.
+       *
+       * When `false`, overrides all tasks to disable caching, even tasks with `cache: true`.
+       * When `true`, respects each task's individual `cache` setting
+       * (each task's `cache` defaults to `true` if omitted).
+       *
+       * Default: `true`
+       */
+      tasks?: boolean;
+    };
+
 export type RunConfig = {
   /**
    * Root-level cache configuration.
diff --git a/crates/vite_task_graph/src/config/user.rs b/crates/vite_task_graph/src/config/user.rs
index bf55eaec..d8d784d6 100644
--- a/crates/vite_task_graph/src/config/user.rs
+++ b/crates/vite_task_graph/src/config/user.rs
@@ -225,6 +225,9 @@ impl UserRunConfig {
         let mut collector = DeclCollector(Vec::new());
         Self::visit_dependencies(&mut collector);
 
+        // Sort declarations for deterministic output order
+        collector.0.sort();
+
         // Export all types
         let mut types: String = collector
             .0