diff --git a/docs/reference/index.html b/docs/reference/index.html
index ba30a7e..9cabfc0 100644
--- a/docs/reference/index.html
+++ b/docs/reference/index.html
@@ -63,7 +63,7 @@
 </div> <!-- id="main" -->
 <div id="about">
 <i>generated by <a href="http://github.com/stevedonovan/LDoc">LDoc 1.4.6</a></i>
-<i style="float:right;">Last updated 2021-07-12 18:11:46 </i>
+<i style="float:right;">Last updated 2021-07-12 23:04:56 </i>
 </div> <!-- id="about" -->
 </div> <!-- id="container" -->
 </body>
diff --git a/docs/reference/topics/api.html b/docs/reference/topics/api.html
index f79fc2f..ac2479c 100644
--- a/docs/reference/topics/api.html
+++ b/docs/reference/topics/api.html
@@ -332,7 +332,7 @@
 </div> <!-- id="main" -->
 <div id="about">
 <i>generated by <a href="http://github.com/stevedonovan/LDoc">LDoc 1.4.6</a></i>
-<i style="float:right;">Last updated 2021-07-12 18:11:46 </i>
+<i style="float:right;">Last updated 2021-07-12 23:04:56 </i>
 </div> <!-- id="about" -->
 </div> <!-- id="container" -->
 </body>
diff --git a/docs/reference/topics/commands.html b/docs/reference/topics/commands.html
index b8c3133..b1e4b96 100644
--- a/docs/reference/topics/commands.html
+++ b/docs/reference/topics/commands.html
@@ -71,7 +71,7 @@
 	<td class="summary">Replaces an item.</td>
 	</tr>
 	<tr>
-	<td class="name" nowrap><a href="#replace_item">replace_item</a></td>
+	<td class="name" nowrap><a href="#replace_node">replace_node</a></td>
 	<td class="summary">Replaces nearby nodes.</td>
 	</tr>
 	<tr>
@@ -108,6 +108,13 @@
         <li><span class="parameter">entity</span>
          Entity technical name.
         </li>
+        <li><span class="parameter">radius</span>
+            <span class="types"><span class="type">int</span></span>
+
+
+
+         (<em>optional</em>)
+        </li>
     </ul>
 
 
@@ -129,6 +136,13 @@
         <li><span class="parameter">node</span>
          Node technical name.
         </li>
+        <li><span class="parameter">radius</span>
+            <span class="types"><span class="type">int</span></span>
+
+
+
+         (<em>optional</em>)
+        </li>
     </ul>
 
 
@@ -141,9 +155,7 @@
     <strong>replace_item</strong>
     </dt>
     <dd>
-    Replaces an item. </p>
-
-<p>  FIXME: inventory icons not updated
+    Replaces an item.
 
     </ul>
     </ul>
@@ -163,11 +175,13 @@
 
 </dd>
     <dt>
-    <a name = "replace_item"></a>
-    <strong>replace_item</strong>
+    <a name = "replace_node"></a>
+    <strong>replace_node</strong>
     </dt>
     <dd>
-    Replaces nearby nodes.
+    Replaces nearby nodes. </p>
+
+<p>  FIXME: sometimes nodes on top disappear
 
     </ul>
     </ul>
@@ -179,6 +193,13 @@
         <li><span class="parameter">new_node</span>
          Technical name of node to be used in place.
         </li>
+        <li><span class="parameter">radius</span>
+            <span class="types"><span class="type">int</span></span>
+
+
+
+         (<em>optional</em>)
+        </li>
     </ul>
 
 
@@ -244,7 +265,7 @@
 </div> <!-- id="main" -->
 <div id="about">
 <i>generated by <a href="http://github.com/stevedonovan/LDoc">LDoc 1.4.6</a></i>
-<i style="float:right;">Last updated 2021-07-12 18:11:46 </i>
+<i style="float:right;">Last updated 2021-07-12 23:04:56 </i>
 </div> <!-- id="about" -->
 </div> <!-- id="container" -->
 </body>
diff --git a/docs/reference/topics/settings.html b/docs/reference/topics/settings.html
index a0c3011..ebf475c 100644
--- a/docs/reference/topics/settings.html
+++ b/docs/reference/topics/settings.html
@@ -101,7 +101,7 @@
 </div> <!-- id="main" -->
 <div id="about">
 <i>generated by <a href="http://github.com/stevedonovan/LDoc">LDoc 1.4.6</a></i>
-<i style="float:right;">Last updated 2021-07-12 18:11:46 </i>
+<i style="float:right;">Last updated 2021-07-12 23:04:56 </i>
 </div> <!-- id="about" -->
 </div> <!-- id="container" -->
 </body>