diff --git a/develop/api_doc/searchindex.js b/develop/api_doc/searchindex.js
index fb1d23b9cd6c6f6db5ec0d40824968acd4d0fbe2..8943514d491773e73fd33b322baa7887e7b98019 100644
--- a/develop/api_doc/searchindex.js
+++ b/develop/api_doc/searchindex.js
@@ -1 +1 @@
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\ No newline at end of file
diff --git a/develop/api_doc/v2/fluid/layers.html b/develop/api_doc/v2/fluid/layers.html
index 603a21690863864e9eb5dfd5a9320695661f6ee8..d35e692b05ee0d52808b7d90f097114fa16c334b 100644
--- a/develop/api_doc/v2/fluid/layers.html
+++ b/develop/api_doc/v2/fluid/layers.html
@@ -1060,7 +1060,7 @@ if activation is not None, it will be applied to the output as well.</p>
 <li><span class="math">\(X_i\)</span>: The input tensor.</li>
 <li><span class="math">\(W\)</span>: The weights created by this layer.</li>
 <li><span class="math">\(b\)</span>: The bias parameter created by this layer (if needed).</li>
-<li><span class="math">\(Act\)</span>: The activation funtion.</li>
+<li><span class="math">\(Act\)</span>: The activation function.</li>
 <li><span class="math">\(Out\)</span>: The output tensor.</li>
 </ul>
 <table class="docutils field-list" frame="void" rules="none">