diff --git a/README.md b/README.md
index ca233d1..1c16b7c 100644
--- a/README.md
+++ b/README.md
@@ -200,13 +200,13 @@ import "github.com/duke-git/lancet/v2/condition"
     [[play](https://go.dev/play/p/W1SSUmt6pvr)]
 -   **<big>Or</big>** : returns false if neither a nor b is truthy.
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/condition.md#Or)]
-[[play](https://go.dev/play/p/UlQTxHaeEkq)]]
+[[play](https://go.dev/play/p/UlQTxHaeEkq)]
 -   **<big>Xor</big>** : returns true if a or b but not both is truthy.
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/condition.md#Xor)]
     [[play](https://go.dev/play/p/gObZrW7ZbG8)]
 -   **<big>Nor</big>** : returns true if neither a nor b is truthy.
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/condition.md#Nor)]
-    [[play](https://go.dev/play/p/g2j08F_zZky)
+    [[play](https://go.dev/play/p/g2j08F_zZky)]
 -   **<big>Xnor</big>** : returns true if both a and b or neither a nor b are truthy.
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/condition.md#Xnor)]
     [[play](https://go.dev/play/p/OuDB9g51643)]
diff --git a/README_zh-CN.md b/README_zh-CN.md
index 95fbc57..c53aa73 100644
--- a/README_zh-CN.md
+++ b/README_zh-CN.md
@@ -205,10 +205,10 @@ import "github.com/duke-git/lancet/v2/condition"
     [[play](https://go.dev/play/p/gObZrW7ZbG8)]
 -   **<big>Nor</big>** : 异或的取反操作。
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/condition_zh-CN.md#Nor)]
-    [[play](https://go.dev/play/p/g2j08F_zZky)
+    [[play](https://go.dev/play/p/g2j08F_zZky)]
 -   **<big>Xnor</big>** : 如果 a 和 b 都是真的或 a 和 b 均是假的，则返回 true。
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/condition_zh-CN.md#Xnor)]
-[[play](https://go.dev/play/p/OuDB9g51643)]]
+[[play](https://go.dev/play/p/OuDB9g51643)]
 -   **<big>Nand</big>** : 如果 a 和 b 都为真，返回 false，否则返回 true
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/condition_zh-CN.md#Nand)]
     [[play](https://go.dev/play/p/vSRMLxLIbq8)]