diff --git a/src/components/HomeHeader.tsx b/src/components/HomeHeader.tsx
index ba9ba45..3ee80f4 100644
--- a/src/components/HomeHeader.tsx
+++ b/src/components/HomeHeader.tsx
@@ -6,6 +6,8 @@ import { UserPhoto } from './UserPhoto';
 
 import defaultAvatar from '@assets/userPhotoDefault.png';
 
+import { api } from '@services/api';
+
 import { useAuth } from '@hooks/useAuth';
 
 export function HomeHeader() {
@@ -17,7 +19,7 @@ export function HomeHeader() {
   return (
     <HStack bg="$gray600" pt="$16" pb="$5" px="$8" alignItems="center" gap="$4">
       <UserPhoto
-        source={avatar ? { uri: avatar } : defaultAvatar}
+        source={avatar ? { uri: `${api.defaults.baseURL}/avatar/${avatar}` } : defaultAvatar}
         alt="avatar image"
         h="$16"
         w="$16"
diff --git a/src/screens/Profile.tsx b/src/screens/Profile.tsx
index f725291..f0bd82a 100644
--- a/src/screens/Profile.tsx
+++ b/src/screens/Profile.tsx
@@ -7,7 +7,11 @@ import * as yup from 'yup';
 import { Controller, useForm } from 'react-hook-form';
 import { yupResolver } from '@hookform/resolvers/yup';
 
+import defaultAvatar from '@assets/userPhotoDefault.png';
+
 import { api } from '@services/api';
+import { AppError } from '@utils/AppError';
+import { slug } from '@utils/Slug';
 
 import { useAuth } from '@hooks/useAuth';
 
@@ -16,7 +20,6 @@ import { Input } from '@components/Input';
 import { ScreenHeader } from '@components/ScreenHeader';
 import { UserPhoto } from '@components/UserPhoto';
 import { ToastMessage } from '@components/ToastMessage';
-import { AppError } from '@utils/AppError';
 
 type ProfileForm = {
   name: string;
@@ -50,7 +53,6 @@ const profileSchema = yup.object({
 
 export function Profile() {
   const [isUpdating, setIsUpdating] = useState(false);
-  const [userPhoto, setUserPhoto] = useState('https://i.pravatar.cc/200');
 
   const toast = useToast();
   const { user, updateUserData } = useAuth();
@@ -150,7 +152,37 @@ export function Profile() {
           });
         }
 
-        setUserPhoto(photoURI);
+        const fileExtension = photoSelection.assets[0].uri.split('.').pop();
+        const photoFile = {
+          name: `${slug(user.name)}.${fileExtension}`.toLowerCase(),
+          uri: photoSelection.assets[0].uri,
+          type: `${photoSelection.assets[0].type}/${fileExtension}`,
+        } as any;
+
+        const userPhotoUploadForm = new FormData();
+        userPhotoUploadForm.append('avatar', photoFile);
+
+        const avatarUpdateResponse = await api.patch('/users/avatar', userPhotoUploadForm, {
+          headers: {
+            'Content-Type': 'multipart/form-data',
+          },
+        });
+
+        const userUpdated = user;
+        userUpdated.avatar = avatarUpdateResponse.data.avatar;
+        updateUserData(userUpdated);
+
+        toast.show({
+          placement: 'top',
+          render: ({ id }) => (
+            <ToastMessage
+              id={id}
+              title="Foto do perfil atualizada com sucesso!"
+              action="success"
+              onClose={() => toast.close(id)}
+            />
+          ),
+        });
       }
     } catch (error) {
       console.error(error);
@@ -163,7 +195,13 @@ export function Profile() {
 
       <ScrollView contentContainerStyle={{ paddingHorizontal: 36 }}>
         <Center mt="$6" px="$10">
-          <UserPhoto source={{ uri: userPhoto }} alt="imagem de perfil" size="xl" />
+          <UserPhoto
+            source={
+              user.avatar ? { uri: `${api.defaults.baseURL}/avatar/${user.avatar}` } : defaultAvatar
+            }
+            alt="imagem de perfil"
+            size="xl"
+          />
 
           <TouchableOpacity onPress={handleUserPhotoSelection}>
             <Text color="$green500" fontFamily="$heading" fontSize="$md" mt="$2" mb="$8">
diff --git a/src/utils/Slug.ts b/src/utils/Slug.ts
new file mode 100644
index 0000000..ab41bf3
--- /dev/null
+++ b/src/utils/Slug.ts
@@ -0,0 +1,10 @@
+export function slug(str: string): string {
+  return str
+    .normalize('NFD') // Normalize accented characters to decomposed form
+    .replace(/[\u0300-\u036f]/g, '') // Remove diacritic marks (accents)
+    .toLowerCase() // Convert to lowercase
+    .replace(/[^a-z0-9\s-]/g, '') // Remove non-alphanumeric characters except spaces and hyphens
+    .trim() // Remove leading and trailing spaces
+    .replace(/\s+/g, '-') // Replace spaces with hyphens
+    .replace(/-+/g, '-'); // Replace multiple hyphens with a single hyphen
+}