diff --git a/fir_ser/fir_ser/settings.py b/fir_ser/fir_ser/settings.py
index 05ce88a..a4ac6bb 100644
--- a/fir_ser/fir_ser/settings.py
+++ b/fir_ser/fir_ser/settings.py
@@ -103,7 +103,11 @@ AUTH_PASSWORD_VALIDATORS = [
     },
 ]
 
-
+REST_FRAMEWORK = {
+    'DEFAULT_RENDERER_CLASSES': (
+        'rest_framework.renderers.JSONRenderer',
+    )
+}
 # Internationalization
 # https://docs.djangoproject.com/en/3.0/topics/i18n/