diff --git a/types/react-native-svg-charts/index.d.ts b/types/react-native-svg-charts/index.d.ts
index a36d5954b5..caf7b610b8 100644
--- a/types/react-native-svg-charts/index.d.ts
+++ b/types/react-native-svg-charts/index.d.ts
@@ -18,10 +18,10 @@ import {
 } from 'react-native-svg';
 
 export type ScaleType<Range, Output> =
-    | ScaleLinear<Range, Output>
-    | ScaleLogarithmic<Range, Output>
-    | ScalePower<Range, Output>
-    | ScaleTime<Range, Output>;
+| ScaleLinear<Range, Output>
+| ScaleLogarithmic<Range, Output>
+| ScalePower<Range, Output>
+| ScaleTime<Range, Output>;
 
 export type ScaleFunction = () => ScaleType<any, any> | ScaleBand<any>;
 export type AccessorFunction<T, U> = (props: { item: T, index: number }) => U;
@@ -128,7 +128,8 @@ export interface StackedBarChartProps<T> extends ChartProps<T> {
     offset?: OffsetFunction;
     order?: OrderFunction;
     strokeColor?: string;
-    renderGradient: (props: { id: string }) => React.Component<LinearGradientProps | RadialGradientProps>;
+    horizontal?: boolean;
+    renderGradient?: (props: { id: string }) => React.Component<LinearGradientProps | RadialGradientProps>;
     spacingInner?: number;
     spacingOuter?: number;
     showGrid?: boolean;
@@ -216,21 +217,15 @@ export interface HorizontalLineProps {
 }
 
 // Point
-
 export interface PointProps {
-    x: (index: number) => number;
-    y: (value: number) => number;
     value?: number;
     radius?: number;
     index?: number;
-    color: string;
+    color?: string;
 }
 
 // Tooltip
-
 export interface TooltipProps {
-    x: (index: number) => number;
-    y: (value: number) => number;
     value?: number;
     index?: number;
     height?: number;
diff --git a/types/react-native-svg-charts/react-native-svg-charts-tests.tsx b/types/react-native-svg-charts/react-native-svg-charts-tests.tsx
index 5f12c801fc..83c2639b40 100644
--- a/types/react-native-svg-charts/react-native-svg-charts-tests.tsx
+++ b/types/react-native-svg-charts/react-native-svg-charts-tests.tsx
@@ -1,6 +1,7 @@
 import * as React from 'react';
+import { View } from 'react-native';
 import { Defs, LinearGradient, Stop } from 'react-native-svg';
-import { StackedAreaChart, XAxis, Grid } from 'react-native-svg-charts';
+import { StackedAreaChart, StackedBarChart, XAxis, Grid, Decorators } from 'react-native-svg-charts';
 import { curveNatural } from 'd3-shape';
 import { scaleTime } from 'd3-scale';
 
@@ -17,58 +18,79 @@ interface Props {
 }
 
 class Example extends React.Component<Props> {
+    renderStackedAreaChart = ({data, width}: Props) => (
+        <StackedAreaChart
+            style={{ height: 200 }}
+            data={data}
+            keys={['totalMemoryConsumption', 'privateMemoryConsumption']}
+            colors={['url(#totalMemoryConsumption)', 'url(#privateMemoryConsumption)']}
+            contentInset={{ top: 20 }}
+            curve={curveNatural}
+            showGrid={true}
+            animate={true}
+            animationDuration={350}
+            numberOfTicks={10}
+        >
+            <Defs key="defs">
+                <LinearGradient id="totalMemoryConsumption" x1="0%" y1="0%" x2="0%" y2="100%">
+                    <Stop offset="0%" stopColor="#4ccfef" stopOpacity={0.9} />
+                    <Stop offset="100%" stopColor="#182b41" stopOpacity={0.9} />
+                </LinearGradient>
+                <LinearGradient id="privateMemoryConsumption" x1="0%" y1="0%" x2="0%" y2="100%">
+                    <Stop offset="0%" stopColor="#a1d343" stopOpacity={0.8} />
+                    <Stop offset="100%" stopColor="#a1d343" stopOpacity={0.3} />
+                </LinearGradient>
+            </Defs>
+            <XAxis
+                data={data}
+                formatLabel={(value) => new Date(value).toTimeString()}
+                numberOfTicks={8}
+                scale={scaleTime}
+                contentInset={{ left: 10, right: 10 }}
+                svg={{
+                    fillOpacity: .2,
+                    fill: '#fff',
+                    fontFamily: 'Regular',
+                    fontSize: 10,
+                }}
+                xAccessor={({ item }) => item.time}
+            />
+            <Grid
+                direction="BOTH"
+                ticks={[20, 40, 60, 80]}
+                x={x => x * width}
+                y={y => y * width}
+                svg={{
+                    stroke: '#fff',
+                    strokeOpacity: .2,
+                }}
+                belowChart={true}
+            />
+            <Decorators.Tooltip text="Test" />
+            <Decorators.Point />
+        </StackedAreaChart>
+    )
+
+    renderStackedBarChart = ({data, width}: Props) => (
+        <StackedBarChart
+          animate={true}
+          animationDuration={250}
+          style={{ height: 100 }}
+          keys={['totalMemoryConsumption', 'privateMemoryConsumption']}
+          colors={['green', 'red']}
+          data={data}
+          horizontal={true}
+          contentInset={{ top: 10, bottom: 20 }}
+        />
+    )
+
 	render() {
         const { data, width } = this.props;
 		return (
-            <StackedAreaChart
-                style={{ height: 200 }}
-                data={data}
-                keys={['totalMemoryConsumption', 'privateMemoryConsumption']}
-                colors={['url(#totalMemoryConsumption)', 'url(#privateMemoryConsumption)']}
-                contentInset={{ top: 20 }}
-                curve={curveNatural}
-                showGrid={true}
-                animate={true}
-                animationDuration={350}
-                numberOfTicks={10}
-
-            >
-                <Defs key="defs">
-                    <LinearGradient id="totalMemoryConsumption" x1="0%" y1="0%" x2="0%" y2="100%">
-                        <Stop offset="0%" stopColor="#4ccfef" stopOpacity={0.9} />
-                        <Stop offset="100%" stopColor="#182b41" stopOpacity={0.9} />
-                    </LinearGradient>
-                    <LinearGradient id="privateMemoryConsumption" x1="0%" y1="0%" x2="0%" y2="100%">
-                        <Stop offset="0%" stopColor="#a1d343" stopOpacity={0.8} />
-                        <Stop offset="100%" stopColor="#a1d343" stopOpacity={0.3} />
-                    </LinearGradient>
-                </Defs>
-                <XAxis
-                    data={data}
-                    formatLabel={(value) => new Date(value).toTimeString()}
-                    numberOfTicks={8}
-                    scale={scaleTime}
-                    contentInset={{ left: 10, right: 10 }}
-                    svg={{
-                        fillOpacity: .2,
-                        fill: '#fff',
-                        fontFamily: 'Regular',
-                        fontSize: 10,
-                    }}
-                    xAccessor={({ item }) => item.time}
-                />
-                <Grid
-                    direction="BOTH"
-                    ticks={[20, 40, 60, 80]}
-                    x={x => x * width}
-                    y={y => y * width}
-                    svg={{
-                        stroke: '#fff',
-                        strokeOpacity: .2,
-                    }}
-                    belowChart={true}
-                />
-            </StackedAreaChart>
+            <View>
+                {this.renderStackedAreaChart(this.props)}
+                {this.renderStackedBarChart(this.props)}
+            </View>
 		);
 	}
 }
diff --git a/types/react-native-svg-charts/tslint.json b/types/react-native-svg-charts/tslint.json
index 3db14f85ea..c040aa7670 100644
--- a/types/react-native-svg-charts/tslint.json
+++ b/types/react-native-svg-charts/tslint.json
@@ -1 +1,6 @@
-{ "extends": "dtslint/dt.json" }
+{ 
+		"extends": "dtslint/dt.json",
+		"rules": {
+				"strict-export-declare-modifiers": false
+		}
+}