diff --git a/.changeset/eleven-spiders-yell.md b/.changeset/eleven-spiders-yell.md
new file mode 100644
index 0000000000..ba7264facf
--- /dev/null
+++ b/.changeset/eleven-spiders-yell.md
@@ -0,0 +1,5 @@
+---
+'@ice/plugin-pha': patch
+---
+
+fix: support plugin-pha interface optional
diff --git a/packages/plugin-pha/src/index.ts b/packages/plugin-pha/src/index.ts
index 6ed5da8ede..99e47b6048 100644
--- a/packages/plugin-pha/src/index.ts
+++ b/packages/plugin-pha/src/index.ts
@@ -17,8 +17,8 @@ export type Compiler = (options: {
 }, buildOptions: Parameters<ServerCompiler>[1]) => Promise<string>;
 
 interface PluginOptions {
-  template: boolean;
-  preload: boolean;
+  template?: boolean;
+  preload?: boolean;
 }
 
 function getDevPath(url: string): string {