diff --git a/index.html b/index.html
index e85e1bc..517e0c1 100644
--- a/index.html
+++ b/index.html
@@ -116,7 +116,7 @@ A Voronoi diagram is supposed to be here but for some reason it cannot be displa
 	<input id="inputNoiseHeatScale" type="number" value="50" size="10">
 
 	<label for="inputNoiseHeatOctaves">Octaves:&nbsp;</label>
-	<input id="inputNoiseHeatOctaves" type="number" value="3" step="1" min="1" size="10">
+	<input id="inputNoiseHeatOctaves" type="number" value="3" step="1" min="1" max="65535" size="10">
 
 	<label for="inputNoiseHeatPersistence">Persistence:&nbsp;</label>
 	<input id="inputNoiseHeatPersistence" type="number" value="0.5" step=0.1 size="10">
@@ -129,7 +129,7 @@ A Voronoi diagram is supposed to be here but for some reason it cannot be displa
 	<input id="inputNoiseHumidityScale" type="number" value="50" size="10">
 
 	<label for="inputNoiseHumidityOctaves">Octaves:&nbsp;</label>
-	<input id="inputNoiseHumidityOctaves" type="number" value="3" step="1" min="1" size="10">
+	<input id="inputNoiseHumidityOctaves" type="number" value="3" step="1" min="1" max="65535" size="10">
 
 	<label for="inputNoiseHumidityPersistence">Persistence:&nbsp;</label>
 	<input id="inputNoiseHumidityPersistence" type="number" value="0.5" step=0.1 size="10">