diff --git a/src/MarkerClusterGroup.js b/src/MarkerClusterGroup.js
index 1e94f0d8b..91678a7fa 100644
--- a/src/MarkerClusterGroup.js
+++ b/src/MarkerClusterGroup.js
@@ -287,11 +287,7 @@ L.MarkerClusterGroup = L.FeatureGroup.extend({
 			}
 		}
 
-		//TODO: Can remove this isValid test when leaflet 0.6 is released
-		var nonPointBounds = this._nonPointGroup.getBounds();
-		if (nonPointBounds.isValid()) {
-			bounds.extend(nonPointBounds);
-		}
+		bounds.extend(this._nonPointGroup.getBounds());
 
 		return bounds;
 	},