diff --git a/life.html b/life.html
index 2686854..ab0ad19 100644
--- a/life.html
+++ b/life.html
@@ -290,7 +290,7 @@
 			</select>
 			Effects: <select id="effects" onChange="effects=parseInt(this.value); redraw();">
 				<option value="0">None (black and white)</option>
-				<option value="1">Color age (Raindbow)</option>
+				<option value="1">Color age (Rainbow)</option>
 			</select>
 			<input type="button" id="control-btn" onClick="control_click(); return false;" />