diff --git a/docs/LangRef.html b/docs/LangRef.html
index 23c07c7..af0e564 100644
--- a/docs/LangRef.html
+++ b/docs/LangRef.html
@@ -2176,13 +2176,11 @@
     Blocks</a></div>
 <div class="doc_text">
 
-<p><b><tt>blockaddress(@function, %block)</tt></b><br>
-   <b><tt>blockaddress(@function, null)</tt></b></p>
+<p><b><tt>blockaddress(@function, %block)</tt></b></p>
 
 <p>The '<tt>blockaddress</tt>' constant computes the address of the specified
    basic block in the specified function, and always has an i8* type.  Taking
-   the address of the entry block is illegal.  The BasicBlock operand may also
-   be null.</p>
+   the address of the entry block is illegal.</p>
      
 <p>This value only has defined behavior when used as an operand to the
    '<a href="#i_indirectbr"><tt>indirectbr</tt></a>' instruction or for comparisons