diff --git a/packages/regex/src/index.ts b/packages/regex/src/index.ts
index 706ac09a0..e494a22c5 100644
--- a/packages/regex/src/index.ts
+++ b/packages/regex/src/index.ts
@@ -94,4 +94,4 @@ export const sgPortRange =
   /^(6553[0-5]|655[0-2][0-9]|65[0-4][0-9]{2}|6[0-4][0-9]{3}|[1-5]?[0-9]{1,4})(-(6553[0-5]|655[0-2][0-9]|65[0-4][0-9]{2}|6[0-4][0-9]{3}|[1-5]?[0-9]{1,4}))?$/
 
 // Include all characters except backtick `
-export const password = /^[^`]+$/
+export const password = /^(?!@)[^`]*$/