diff --git a/essenza/_sample_assets/profile_pics/admin.png b/essenza/_sample_assets/profile_pics/admin.jpg
similarity index 100%
rename from essenza/_sample_assets/profile_pics/admin.png
rename to essenza/_sample_assets/profile_pics/admin.jpg
diff --git a/essenza/_sample_assets/profile_pics/juan_perez.jpg b/essenza/_sample_assets/profile_pics/user1.jpg
similarity index 100%
rename from essenza/_sample_assets/profile_pics/juan_perez.jpg
rename to essenza/_sample_assets/profile_pics/user1.jpg
diff --git a/essenza/_sample_assets/profile_pics/ana_martin.jpg b/essenza/_sample_assets/profile_pics/user2.jpg
similarity index 100%
rename from essenza/_sample_assets/profile_pics/ana_martin.jpg
rename to essenza/_sample_assets/profile_pics/user2.jpg
diff --git a/essenza/_sample_assets/profile_pics/carla_gonzalez.jpg b/essenza/_sample_assets/profile_pics/user3.jpg
similarity index 100%
rename from essenza/_sample_assets/profile_pics/carla_gonzalez.jpg
rename to essenza/_sample_assets/profile_pics/user3.jpg
diff --git a/essenza/user/sample/sample.json b/essenza/user/sample/sample.json
index 180043e..5b926e2 100644
--- a/essenza/user/sample/sample.json
+++ b/essenza/user/sample/sample.json
@@ -3,33 +3,39 @@
         "model": "user.usuario",
         "pk": 1,
         "fields": {
-            "email": "juan.perez@example.com",
-            "username": "juan",
-            "photo": "profile_pics/juan_perez.jpg",
+            "email": "user1@example.com",
+            "username": "user1@example.com",
+            "first_name": "first",
+            "last_name": "user",
+            "photo": "profile_pics/user1.jpg",
             "role": "user",
-            "password": "pbkdf2_sha256$1000000$6D2dFePeqIu7UN3iIkhrmg$jkb15BhOjo5s/2vveGH1YPZX2Eu5abDhXUpn6rHi61c="
+            "password": "pbkdf2_sha256$1000000$qHIC4EeRho2OC2FLmNPo9t$atSjNjIY9vOi1GPqbotF19e8tcd1PBFTNkcYBpZyKmU="
         }
     },
     {
         "model": "user.usuario",
         "pk": 2,
         "fields": {
-            "email": "ana.martin@example.com",
-            "username": "ana",
-            "photo": "profile_pics/ana_martin.jpg",
+            "email": "user2@example.com",
+            "username": "user2@example.com",
+            "first_name": "second",
+            "last_name": "user",
+            "photo": "profile_pics/user2.jpg",
             "role": "user",
-            "password": "pbkdf2_sha256$1000000$sjZji3r8LgZ1Scf2lR8sDA$zwsaj6xrhTxpZqfLqPZtHD8w5obxhP5RKh5RUY8vcB0="
+            "password": "pbkdf2_sha256$1000000$qHIC4EeRho2OC2FLmNPo9t$atSjNjIY9vOi1GPqbotF19e8tcd1PBFTNkcYBpZyKmU="
         }
     },
     {
         "model": "user.usuario",
         "pk": 3,
         "fields": {
-            "email": "carla.gonzalez@example.com",
-            "username": "carla",
-            "photo": "profile_pics/carla_gonzalez.jpg",
+            "email": "user3@example.com",
+            "username": "user3@example.com",
+            "first_name": "third",
+            "last_name": "user",
+            "photo": "profile_pics/user3.jpg",
             "role": "user",
-            "password": "pbkdf2_sha256$1000000$X4rPLmVEgJfrZJ3gVwUwKg$alBh41D6b/3X9GiA2fo2X8X5Q8aHT91Jk5mwY6GLgdE="
+            "password": "pbkdf2_sha256$1000000$qHIC4EeRho2OC2FLmNPo9t$atSjNjIY9vOi1GPqbotF19e8tcd1PBFTNkcYBpZyKmU="
         }
     },
     {
@@ -37,11 +43,13 @@
         "pk": 4,
         "fields": {
             "email": "admin@example.com",
-            "username": "admin",
+            "username": "admin@example.com",
+            "first_name": "admin",
+            "last_name": "admin",
             "is_superuser": true,
             "is_staff": true,
             "is_active": true,
-            "photo": "profile_pics/admin.png",
+            "photo": "profile_pics/admin.jpg",
             "role": "admin",
             "password": "pbkdf2_sha256$1000000$sazfnRvfJ4niYZE6ixBVKR$pboaUb8AWvEXwuJZkWoh3xwfYq++7nik9p2e0TxNPws="
         }