diff --git a/token/token.go b/token/token.go
index 49430237..182f4bea 100644
--- a/token/token.go
+++ b/token/token.go
@@ -623,7 +623,7 @@ func IsNeedQuoted(value string) bool {
 	}
 	first := value[0]
 	switch first {
-	case '*', '&', '[', '{', '}', ']', ',', '!', '|', '>', '%', '\'', '"':
+	case '*', '&', '[', '{', '}', ']', ',', '!', '|', '>', '%', '\'', '"', '@':
 		return true
 	}
 	last := value[len(value)-1]
diff --git a/token/token_test.go b/token/token_test.go
index 3e148701..4f5764ff 100644
--- a/token/token_test.go
+++ b/token/token_test.go
@@ -117,6 +117,7 @@ func TestIsNeedQuoted(t *testing.T) {
 		"off",
 		"Off",
 		"OFF",
+		"@test",
 	}
 	for i, test := range needQuotedTests {
 		if !token.IsNeedQuoted(test) {