diff --git a/docs/tutorial/OCamlLangImpl3.html b/docs/tutorial/OCamlLangImpl3.html
index 0ff0703..9caae43 100644
--- a/docs/tutorial/OCamlLangImpl3.html
+++ b/docs/tutorial/OCamlLangImpl3.html
@@ -26,7 +26,7 @@
     <li><a href="#code">Full Code Listing</a></li>
   </ol>
 </li>
-<li><a href="LangImpl4.html">Chapter 4</a>: Adding JIT and Optimizer
+<li><a href="OCamlLangImpl4.html">Chapter 4</a>: Adding JIT and Optimizer
 Support</li>
 </ul>
 
@@ -491,7 +491,7 @@
 </div>
 
 <p>Note how the parser turns the top-level expression into anonymous functions
-for us.  This will be handy when we add <a href="LangImpl4.html#jit">JIT
+for us.  This will be handy when we add <a href="OCamlLangImpl4.html#jit">JIT
 support</a> in the next chapter.  Also note that the code is very literally
 transcribed, no optimizations are being performed.  We will
 <a href="OCamlLangImpl4.html#trivialconstfold">add optimizations</a> explicitly
@@ -599,7 +599,7 @@
 each other.</p>
 
 <p>This wraps up the third chapter of the Kaleidoscope tutorial.  Up next, we'll
-describe how to <a href="LangImpl4.html">add JIT codegen and optimizer
+describe how to <a href="OCamlLangImpl4.html">add JIT codegen and optimizer
 support</a> to this so we can actually start running code!</p>
 
 </div>