diff --git a/i18n/zh-hans.json b/i18n/zh-hans.json
index f95ed3f..65e9d62 100644
--- a/i18n/zh-hans.json
+++ b/i18n/zh-hans.json
@@ -57,13 +57,13 @@
 	"math_sample": "在此插入数学公式",
 	"math-status-introduction": "此页面显示有关已启用的数学渲染模式的信息。\n\n以下渲染{{PLURAL:$1|模式}}已起用：",
 	"math_syntax_error": "语法错误",
-	"math_timeout": "$1自“$2”起超时",
+	"math_timeout": "$1自“$2”起超时。",
 	"math-test-end": "用于渲染模式“$1”的后端测试已完成。",
 	"math-test-fail": "测试“$1”<span style=\"color:red\">失败</span>。",
 	"math-test-start": "用于渲染模式“$1”的后端测试正在运行。",
 	"math-test-success": "测试“$1”<span style=\"color:green\">完成</span>。",
 	"math-test-contains-diff": "返回的字符串$1不包含预期字符串$2。",
-	"math-test-equals-diff": "返回的字符串$1不同于预期字符串$2",
+	"math-test-equals-diff": "返回的字符串$1不同于预期字符串$2。",
 	"math_tip": "插入数学公式 （LaTeX）",
 	"math_unknown_error": "未知错误",
 	"math_unknown_function": "未知函数“$1”",