diff --git a/src/MarkerOpacity.js b/src/MarkerOpacity.js
index f1df08c621..beaef098bc 100644
--- a/src/MarkerOpacity.js
+++ b/src/MarkerOpacity.js
@@ -1,26 +1,26 @@
 
 /*
- * Extends L.Marker to include two extra methods: clusterHide and clusterShow.
- * 
- * They work as setOpacity(0) and setOpacity(1) respectively, but
- * they will remember the marker's opacity when hiding and showing it again.
- * 
- */
+* Extends L.Marker to include two extra methods: clusterHide and clusterShow.
+* 
+* They work as setOpacity(0) and setOpacity(1) respectively, but
+* they will remember the marker's opacity when hiding and showing it again.
+* 
+*/
 
 
 L.Marker.include({
-  
-  clusterHide: function(){
-    this.options.opacityWhenUnclustered = this.options.opacity || 1;
-    return this.setOpacity(0);
-  },
-  
-  clusterShow: function(){
-    var ret = this.setOpacity(this.options.opacity || this.options.opacityWhenUnclustered);
-    delete this.options.opacityWhenUnclustered;
-    return ret;
-  }
-  
+	
+	clusterHide: function () {
+		this.options.opacityWhenUnclustered = this.options.opacity || 1;
+		return this.setOpacity(0);
+	},
+	
+	clusterShow: function () {
+		var ret = this.setOpacity(this.options.opacity || this.options.opacityWhenUnclustered);
+		delete this.options.opacityWhenUnclustered;
+		return ret;
+	}
+	
 });