diff --git a/readme.md b/readme.md
index dcbcf1a..ee8b3b4 100644
--- a/readme.md
+++ b/readme.md
@@ -32,7 +32,7 @@
    <dependency>
        <groupId>cloud.tianai.captcha</groupId>
        <artifactId>tianai-captcha-springboot-starter</artifactId>
-       <version>1.5.4</version>
+       <version>1.5.5</version>
    </dependency>
    ```