diff --git a/src/index.ts b/src/index.ts
index 4e75d45..5bd7be2 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,3 +1,4 @@
+import { AxisRange } from './types';
 import VueChartwerkPodMixin from './VueChartwerkPodMixin';
 import { Grid } from './components/grid';
 
@@ -33,6 +34,7 @@ import * as d3 from 'd3';
 import debounce from 'lodash/debounce';
 
 
+
 const DEFAULT_TICK_SIZE = 2;
 const MILISECONDS_IN_MINUTE = 60 * 1000;
 
@@ -798,8 +800,7 @@ abstract class ChartwerkPod<T extends Serie, O extends Options> {
         this.state.yValueRange = yRange;
         this.brushStartSelection = null;
     }
-
-    this.options.callbackZoomIn([xRange, yRange]);
+    this.zoomIn([xRange, yRange]);
   }
 
   protected zoomOut(): void {
@@ -812,6 +813,10 @@ abstract class ChartwerkPod<T extends Serie, O extends Options> {
     this.options.callbackZoomOut(centers);
   }
 
+  protected zoomIn(ranges: AxisRange[]): void {
+    this.options.callbackZoomIn(ranges);
+  }
+
   getAxisTicksFormatter(axisOptions: AxisOption): (d: any, i: number) => any {
     // TODO: ticksCount === 0 -> suspicious option
     if(axisOptions.ticksCount === 0) {