diff --git a/src/renderer/utils/validator.js b/src/renderer/utils/validator.js
index 0cef514e..3b250f24 100644
--- a/src/renderer/utils/validator.js
+++ b/src/renderer/utils/validator.js
@@ -1 +1 @@
-export const domainFormat = new RegExp(/^[a-zA-Z0-9][a-zA-Z0-9-.]{1,61}[a-zA-Z0-9]\.[a-zA-Z]{2,}$/)
+export const domainFormat = new RegExp(/^[a-zA-Z0-9][a-zA-Z0-9-.]{0,61}[a-zA-Z0-9]\.[a-zA-Z]{2,}$/)
diff --git a/test/mocha/validator.spec.js b/test/mocha/validator.spec.js
index 295ada10..cddd09f5 100644
--- a/test/mocha/validator.spec.js
+++ b/test/mocha/validator.spec.js
@@ -52,5 +52,12 @@ describe('validator', () => {
         assert.strictEqual(res, 0)
       })
     })
+    context('string is short domain', () => {
+      const domain = 'id.cc'
+      it('should match', () => {
+        const res = domain.search(domainFormat)
+        assert.strictEqual(res, 0)
+      })
+    })
   })
 })