diff --git a/pkg/unicode.htm b/pkg/unicode.htm
index c80d01d..1adbd3f 100644
--- a/pkg/unicode.htm
+++ b/pkg/unicode.htm
@@ -633,7 +633,7 @@ <h3 id="IsPunct">func <a title="View Source" href="https://github.com/golang/go/
     <p>IsPunct报告一个字符是否是unicode标点字符，参见策略P。</p>
     <h3 id="IsSymbol">func <a title="View Source" href="https://github.com/golang/go/blob/master/src/unicode/graphic.go?name=release#139">IsSymbol</a> <a class="permalink" href="#pkg-index">&para;</a></h3>
     <pre class="funcdecl">func IsSymbol(r <a href="builtin.htm#rune">rune</a>) <a href="builtin.htm#bool">bool</a></pre>
-    <p>IsPunct报告一个字符是否是unicode符号字符。</p>
+    <p>IsSymbol报告一个字符是否是unicode符号字符。</p>
     <h3 id="IsLower">func <a title="View Source" href="https://github.com/golang/go/blob/master/src/unicode/letter.go?name=release#189">IsLower</a> <a class="permalink" href="#pkg-index">&para;</a></h3>
     <pre class="funcdecl">func IsLower(r <a href="builtin.htm#rune">rune</a>) <a href="builtin.htm#bool">bool</a></pre>
     <p>返回字符是否是小写字母。</p>