diff --git a/padelclub_backend/settings_app.py b/padelclub_backend/settings_app.py
index fb5212e..f0785d2 100644
--- a/padelclub_backend/settings_app.py
+++ b/padelclub_backend/settings_app.py
@@ -2,7 +2,7 @@
 
 # Rest Framework configuration
 REST_FRAMEWORK = {
-    'DATETIME_FORMAT': "%Y-%m-%dT%H:%M:%S%z",
+    'DATETIME_FORMAT': "%Y-%m-%dT%H:%M:%S.%f%z",
     # Use Django's standard `django.contrib.auth` permissions,
     # or allow read-only access for unauthenticated users.
     'DEFAULT_PERMISSION_CLASSES': [