diff --git a/doc/17_gotchas.qbk b/doc/17_gotchas.qbk
index 018ab6a..8e894e9 100644
--- a/doc/17_gotchas.qbk
+++ b/doc/17_gotchas.qbk
@@ -80,7 +80,7 @@ you can sometimes get an unexpected runtime result where you would rather expect
 
 [section False positive with -Wmaybe-uninitialized]
 
-Sometimes on GCC compilers below version 5.1 you may get an -Wmaybe-uninitialized warning when copiling with option -02 on a perfectly valid `boost::optional` usage. For instance in this program:
+Sometimes on GCC compilers below version 5.1 you may get an -Wmaybe-uninitialized warning when compiling with option -02 on a perfectly valid `boost::optional` usage. For instance in this program:
 
     #include <boost/optional.hpp>
 
diff --git a/doc/html/boost_optional/tutorial/gotchas/false_positive_with__wmaybe_uninitialized.html b/doc/html/boost_optional/tutorial/gotchas/false_positive_with__wmaybe_uninitialized.html
index 0a71929..0228f2e 100644
--- a/doc/html/boost_optional/tutorial/gotchas/false_positive_with__wmaybe_uninitialized.html
+++ b/doc/html/boost_optional/tutorial/gotchas/false_positive_with__wmaybe_uninitialized.html
@@ -29,7 +29,7 @@
 </h4></div></div></div>
 <p>
           Sometimes on GCC compilers below version 5.1 you may get an -Wmaybe-uninitialized
-          warning when copiling with option -02 on a perfectly valid <code class="computeroutput"><span class="identifier">boost</span><span class="special">::</span><span class="identifier">optional</span></code> usage. For instance in this
+          warning when compiling with option -02 on a perfectly valid <code class="computeroutput"><span class="identifier">boost</span><span class="special">::</span><span class="identifier">optional</span></code> usage. For instance in this
           program:
         </p>
 <pre class="programlisting"><span class="preprocessor">#include</span> <span class="special">&lt;</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">optional</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>