diff --git a/src/app/components/FloatButton.js b/src/app/components/FloatButton.js
index 85b295d..febb225 100644
--- a/src/app/components/FloatButton.js
+++ b/src/app/components/FloatButton.js
@@ -18,7 +18,6 @@ import MenuItens from "./MenuItens";
 
 const screenWidth = Dimensions.get("window").width;
 const screenHeight = Dimensions.get("window").height;
-console.log("-----screenHeight: " + screenHeight);
 
 
 function FloatButton(props) {
@@ -34,8 +33,11 @@ function FloatButton(props) {
       toValue: value,
       friction: 6,
       useNativeDriver: true,
-    }).start();
-
+    }).start();     
+      const json = JSON.stringify(context.layers);
+      const obj = JSON.parse(json);     
+     
+    setLayers(obj);
     setOpen(!open);
   };
 
@@ -84,7 +86,6 @@ function FloatButton(props) {
 
   const renderItem = ({ item }) => {
     const icon = item.isSelected ? "check-box" : "check-box-outline-blank";
-
     return (
       <MenuItens
         item={item}
@@ -111,7 +112,7 @@ function FloatButton(props) {
           }}>
             <View style={{
               flex: 0.05,
-              marginTop: screenHeight * 0.09,  
+               marginTop: screenHeight * 0.09,  
               paddingBottom: 10,   
               zIndex:3,
               justifyContent: "center"
@@ -126,7 +127,7 @@ function FloatButton(props) {
                 data={layers.values}
                 keyExtractor={(datas) => datas.id.toString()}
                 renderItem={renderItem}
-                extraData={changed, open}
+                extraData={changed}
               />
             </View>
             <View style={styles.submit_btn}>
diff --git a/src/app/components/MenuItens.js b/src/app/components/MenuItens.js
index 4a045e7..d0278af 100644
--- a/src/app/components/MenuItens.js
+++ b/src/app/components/MenuItens.js
@@ -1,6 +1,5 @@
-import React, { Component, useContext, useState } from "react";
-import { StyleSheet, Text, TouchableOpacity, View, Dimensions } from "react-native";
-import { FontAwesome5 } from '@expo/vector-icons';
+import React  from "react";
+import { StyleSheet, Text, TouchableOpacity, View } from "react-native";
 import { MaterialIcons } from '@expo/vector-icons';
 
 import colors from "../config/colors";
diff --git a/src/app/context/MapDataContext.js b/src/app/context/MapDataContext.js
index e70696a..9dc6bf3 100644
--- a/src/app/context/MapDataContext.js
+++ b/src/app/context/MapDataContext.js
@@ -64,7 +64,10 @@ const MapDataProvider = ({ children }) => {
 
     //1/3: harcoding 
     const setChanges = (data) => {
-       layers.values = data;
+        const json = JSON.stringify(data);
+        const obj = JSON.parse(json);
+        
+       layers.values = obj;
       setRain(layers.values[0].isSelected);
       setFlood(layers.values[1].isSelected);
       setPluviometer(layers.values[2].isSelected);