diff --git a/doc/tutorial/advanced.xml b/doc/tutorial/advanced.xml
index 49f3de2..594eaf3 100644
--- a/doc/tutorial/advanced.xml
+++ b/doc/tutorial/advanced.xml
@@ -343,7 +343,7 @@ seq2.push_back(3.14);
 
 are_strict_equals visitor;
 assert( std::equal(
-      v1.begin(), v1.end(), v2.begin()
+      seq1.begin(), seq1.end(), seq2.begin()
     , <functionname>boost::apply_visitor</functionname>( visitor )
     ) );</programlisting>
 
diff --git a/doc/tutorial/basic.xml b/doc/tutorial/basic.xml
index 4199f7a..1219d21 100644
--- a/doc/tutorial/basic.xml
+++ b/doc/tutorial/basic.xml
@@ -83,9 +83,9 @@ str += " world! ";</programlisting>
 
 <programlisting>void times_two( boost::variant&lt; int, std::string &gt; &amp; operand )
 {
-    if ( int* pi = <functionname>boost::get</functionname>&lt;int&gt;( &amp;v ) )
+    if ( int* pi = <functionname>boost::get</functionname>&lt;int&gt;( &amp;operand ) )
         *pi *= 2;
-    else if ( std::string* pstr = <functionname>boost::get</functionname>&lt;std::string&gt;( &amp;v ) )
+    else if ( std::string* pstr = <functionname>boost::get</functionname>&lt;std::string&gt;( &amp;operand ) )
         *pstr += *pstr;
 }</programlisting>