diff --git a/examples/bind-input.html b/examples/bind-input.html
index e2d46ea516..2323fa3225 100644
--- a/examples/bind-input.html
+++ b/examples/bind-input.html
@@ -52,7 +52,7 @@
               <label>opacity</label>
               <input id="opacity" type="range" min="0" max="1" step="0.01"/>
               <label>hue</label>
-              <input id="hue" type="range" min="0.0" max="6.283185307179586" step="0.01"/>
+              <input id="hue" type="range" min="-3.141592653589793" max="3.141592653589793" step="0.01"/>
               <label>saturation</label>
               <input id="saturation" type="range" min="0" max="5" step="0.01"/>
               <label>contrast</label>
@@ -68,7 +68,7 @@
             <fieldset>
               <legend>View</legend>
               <label>rotation</label>
-              <input id="rotation" type="range" min="0.0" max="6.283185307179586" step="0.01"/>
+              <input id="rotation" type="range" min="-3.141592653589793" max="3.141592653589793" step="0.01"/>
             </fieldset>
             </fieldset>
           </form>