diff --git a/src/s2geometry.js b/src/s2geometry.js
index d4d1bec..ed46eff 100644
--- a/src/s2geometry.js
+++ b/src/s2geometry.js
@@ -573,7 +573,7 @@ S2.stepKey = function (key, num) {
   var otherS = otherL.toString(4);
 
   if ('0' === otherS) {
-    console.warning(new Error("face/position wrapping is not yet supported"));
+    console.warn(new Error("face/position wrapping is not yet supported"));
   }
 
   while (otherS.length < level) {