diff --git a/lib/OpenLayers/Layer.js b/lib/OpenLayers/Layer.js
index 4b2d20a479..1314c2871b 100644
--- a/lib/OpenLayers/Layer.js
+++ b/lib/OpenLayers/Layer.js
@@ -576,7 +576,7 @@ OpenLayers.Layer = OpenLayers.Class({
         if (isBaseLayer != this.isBaseLayer) {
             this.isBaseLayer = isBaseLayer;
             if (this.map != null) {
-                this.map.events.triggerEvent("changelayer");
+                this.map.events.triggerEvent("changebaselayer");
             }
         }
     },
diff --git a/tests/test_Layer.html b/tests/test_Layer.html
index 3f54c72e80..3ee58d4deb 100644
--- a/tests/test_Layer.html
+++ b/tests/test_Layer.html
@@ -223,6 +223,19 @@
         
     }
       
+    function test_layer_setIsBaseLayer(t) {
+        t.plan(2);
+        var map = new OpenLayers.Map('map');
+        layer = new OpenLayers.Layer();
+
+        map.events.register("changebaselayer", t, function() {
+          this.ok(true, "setIsBaseLayer() trig changebaselayer event.")
+        });
+
+        map.addLayer(layer);
+        layer.setIsBaseLayer(true);
+        t.ok(layer.isBaseLayer, "setIsBaseLayer() change isBaseLayer property.");
+    }
       
     function test_08_layer_setTileSize(t) {
         t.plan(6);