diff --git a/specs/define-config.spec-d.ts b/specs/define-config.spec.ts
similarity index 100%
rename from specs/define-config.spec-d.ts
rename to specs/define-config.spec.ts
diff --git a/vitest.config.ts b/vitest.config.ts
index 20b2299..0b2545b 100644
--- a/vitest.config.ts
+++ b/vitest.config.ts
@@ -2,7 +2,7 @@ import { defineConfig } from 'vitest/config';
 
 export default defineConfig({
   test: {
-    include: ['specs/**/*.spec-d.ts'],
+    include: ['specs/**/*.spec.ts'],
     watch: false,
     coverage: {
       all: false,