diff --git a/api/LiterallyCanvas.rst b/api/LiterallyCanvas.rst
index 0dc3587..c83d213 100644
--- a/api/LiterallyCanvas.rst
+++ b/api/LiterallyCanvas.rst
@@ -184,4 +184,18 @@ Getting information
 
 .. js:function:: getPixel(x, y)
 
-  Get the color of the given drawing-space pixel as a CSS color string.
\ No newline at end of file
+  Get the color of the given drawing-space pixel as a CSS color string.
+  
+Setting the tool
+^^^^^^^^^^^^^^^^
+
+.. js:function:: setTool(toolInstance)
+
+  Sets the current tool to `toolInstance`, which should be an instance of an
+  `LC.tools.Tool` subclass.
+
+  For example:
+
+  .. code-block:: javascript
+
+  lc.setTool(new LC.tools.Eraser())