diff --git a/node_modules/react-native-modal/dist/modal.d.ts b/node_modules/react-native-modal/dist/modal.d.ts
index b63bcfc..071204f 100644
--- a/node_modules/react-native-modal/dist/modal.d.ts
+++ b/node_modules/react-native-modal/dist/modal.d.ts
@@ -1,5 +1,5 @@
 import * as React from 'react';
-import { Animated, EmitterSubscription, PanResponderGestureState, PanResponderInstance, StyleProp, ViewStyle, ViewProps } from 'react-native';
+import { Animated, EmitterSubscription,NativeEventSubscription, PanResponderGestureState, PanResponderInstance, StyleProp, ViewStyle, ViewProps } from 'react-native';
 import * as PropTypes from 'prop-types';
 import * as animatable from 'react-native-animatable';
 import { Direction, OrNull, PresentationStyle, OnOrientationChange, GestureResponderEvent } from './types';
@@ -149,6 +149,7 @@ export declare class ReactNativeModal extends React.Component<ModalProps, State>
     contentRef: any;
     panResponder: OrNull<PanResponderInstance>;
     didUpdateDimensionsEmitter: OrNull<EmitterSubscription>;
+    backHandlerEventSubscription: OrNull<NativeEventSubscription> = null;
     interactionHandle: OrNull<number>;
     constructor(props: ModalProps);
     static getDerivedStateFromProps(nextProps: Readonly<ModalProps>, state: State): {
diff --git a/node_modules/react-native-modal/dist/modal.js b/node_modules/react-native-modal/dist/modal.js
index 80f4e75..30ba0b4 100644
--- a/node_modules/react-native-modal/dist/modal.js
+++ b/node_modules/react-native-modal/dist/modal.js
@@ -65,6 +65,7 @@ export class ReactNativeModal extends React.Component {
         this.currentSwipingDirection = null;
         this.panResponder = null;
         this.didUpdateDimensionsEmitter = null;
+        this.backHandlerEventSubscription
         this.interactionHandle = null;
         this.getDeviceHeight = () => this.props.deviceHeight || this.state.deviceHeight;
         this.getDeviceWidth = () => this.props.deviceWidth || this.state.deviceWidth;
@@ -453,10 +454,12 @@ export class ReactNativeModal extends React.Component {
         if (this.state.isVisible) {
             this.open();
         }
-        BackHandler.addEventListener('hardwareBackPress', this.onBackButtonPress);
+        this.backHandlerEventSubscription = BackHandler.addEventListener('hardwareBackPress', this.onBackButtonPress);
     }
     componentWillUnmount() {
-        BackHandler.removeEventListener('hardwareBackPress', this.onBackButtonPress);
+        if (this.backHandlerEventSubscription) {
+            this.backHandlerEventSubscription.remove();
+        }
         if (this.didUpdateDimensionsEmitter) {
             this.didUpdateDimensionsEmitter.remove();
         }