diff --git a/backend/secfit/tests/tests_2wd_register.py b/backend/secfit/tests/tests_2wd_register.py
index b42a865acb66849c85bd148f2ca6dec74035eee4..a0bacf6a2779faaa64abaa7368ce41c6d909beaa 100644
--- a/backend/secfit/tests/tests_2wd_register.py
+++ b/backend/secfit/tests/tests_2wd_register.py
@@ -129,7 +129,6 @@ class UserRegistration2WayDomainTests(APITestCase):
                             self.assertEquals((status_code == 201), validity)
                         except AssertionError as e:
                             failures.append({ first_field.name: first_field.value, second_field.name: second_field.value, "error": e })
-        print(failures)
-        print(len(failures))
+        self.assertEqual(len(failures), 0)
 
     
\ No newline at end of file
diff --git a/backend/secfit/tests/tests_edit_profile_api.py b/backend/secfit/tests/tests_edit_profile_api.py
index fbc80760686214b755eb35cbe8fc8156c98cdedf..ffcebf3aaa93adde7adca015422717ca5b4b16a2 100644
--- a/backend/secfit/tests/tests_edit_profile_api.py
+++ b/backend/secfit/tests/tests_edit_profile_api.py
@@ -45,19 +45,19 @@ class EditProfileAPITests(APITestCase):
     img.save("test.jpg")
     with open("test.jpg", "rb") as f:
       data = { "profile_image": f }
-      response = self.client.patch(path=f"{self.path}{self.alice_data['id']}/", data=data)
+      response = self.client.put(path=f"{self.path}{self.alice_data['id']}/", data=data)
       self.assertEqual(response.status_code, 200)
       self.assertContains(response=response, text="test.jpg")
     img = Image.new(mode="RGB", size=(400, 400), color=(255, 0, 0))
     img.save("test2.jpg")
     with open("test2.jpg", "rb") as f:
       data = { "profile_image": f }
-      response = self.client.patch(path=f"{self.path}{self.alice_data['id']}/", data=data)
+      response = self.client.put(path=f"{self.path}{self.alice_data['id']}/", data=data)
       self.assertEqual(response.status_code, 200)
       self.assertContains(response=response, text="test2.jpg")
 
   def test_edit_bio(self):
     data = { "bio": "hello", "athletes": self.alice_data['athletes'] }
-    response = self.client.patch(path=f"{self.path}{self.alice_data['id']}/", data=data)
+    response = self.client.put(path=f"{self.path}{self.alice_data['id']}/", data=data)
     self.assertEqual(response.status_code, 200)
     self.assertEqual(response.data["bio"], "hello")
\ No newline at end of file
diff --git a/backend/secfit/tests/tests_friend_requests_api.py b/backend/secfit/tests/tests_friend_requests_api.py
index 9b0a901c046d8aaea51ea9fdecc64b531ed46114..7dfc8ec6e6bc5f887fb0e85d6f03a9d2024bbd0b 100644
--- a/backend/secfit/tests/tests_friend_requests_api.py
+++ b/backend/secfit/tests/tests_friend_requests_api.py
@@ -54,16 +54,16 @@ class FriendRequestAPITests(APITestCase):
 
   def test_can_add_friends(self):
     data = { "symmetric_friends": self.bob_data['id'] }
-    response =  self.client.patch(path=f"{self.path}{self.alice_data['id']}/", data=data)
+    response =  self.client.put(path=f"{self.path}{self.alice_data['id']}/", data=data)
     data = { "symmetric_friends": self.clair_data['id'] }
-    response =  self.client.patch(path=f"{self.path}{self.alice_data['id']}/", data=data)
+    response =  self.client.put(path=f"{self.path}{self.alice_data['id']}/", data=data)
     self.assertEqual(len(response.data["symmetric_friends"]), 2)
   
   def test_can_add_and_view_friends(self):
     data = { "symmetric_friends": self.bob_data['id'] }
-    response =  self.client.patch(path=f"{self.path}{self.alice_data['id']}/", data=data)
+    response =  self.client.put(path=f"{self.path}{self.alice_data['id']}/", data=data)
     data = { "symmetric_friends": self.clair_data['id'] }
-    response =  self.client.patch(path=f"{self.path}{self.alice_data['id']}/", data=data)
+    response =  self.client.put(path=f"{self.path}{self.alice_data['id']}/", data=data)
     self.assertEqual(len(response.data["symmetric_friends"]), 2)
     response = self.client.get(path=f"{self.path}{self.alice_data['id']}/")
     self.assertEqual(len(response.data["symmetric_friends"]), 2)
diff --git a/backend/secfit/users/serializers.py b/backend/secfit/users/serializers.py
index 8e3a7a3fbe2f8c272b710ce01975e5302187e681..54184bf4a5894aa34bc4a46ade947e0bf230e939 100644
--- a/backend/secfit/users/serializers.py
+++ b/backend/secfit/users/serializers.py
@@ -100,7 +100,8 @@ class UserPutSerializer(serializers.ModelSerializer):
         if "profile_image" in validated_data:
             instance.profile_image = validated_data["profile_image"]
         if "symmetric_friends" in validated_data:
-            instance.symmetric_friends.add(validated_data["symmetric_friends"][0])
+            if len(validated_data["symmetric_friends"]) > 0:
+                instance.symmetric_friends.add(validated_data["symmetric_friends"][0])
         return instance
 
 
diff --git a/backend/secfit/users/views.py b/backend/secfit/users/views.py
index 49ec3756865a1d7b8e51c03906b23c15b9755eda..421e03a2a1e9022a336ee847f60140bc136b65d4 100644
--- a/backend/secfit/users/views.py
+++ b/backend/secfit/users/views.py
@@ -83,7 +83,7 @@ class UserDetail(
         return self.update(request, *args, **kwargs)
 
     def patch(self, request, *args, **kwargs):
-        self.serializer_class = UserPutSerializer
+        #self.serializer_class = UserPutSerializer
         return self.partial_update(request, *args, **kwargs)
 
 
diff --git a/frontend/www/scripts/friends.js b/frontend/www/scripts/friends.js
index 934c084b4ead0cd239a93fbcc57e4a480f89f98c..0455653034319cb84aa052f31f0a886538968515 100644
--- a/frontend/www/scripts/friends.js
+++ b/frontend/www/scripts/friends.js
@@ -166,7 +166,7 @@ function renderSearchResult(friends) {
     a.href = `profile.html?id=${friend.id}`;
 
     const button = divFriendRequest.querySelector("button");
-    button.addEventListener("click", () => addFriend(friend.id));
+    button.addEventListener("click", () => addFriend(friend.url));
 
     container.appendChild(cloneFriendRequest);
   });