diff --git a/rest_framework/utils/field_mapping.py b/rest_framework/utils/field_mapping.py
index 4f8a4f192..11dff5495 100644
--- a/rest_framework/utils/field_mapping.py
+++ b/rest_framework/utils/field_mapping.py
@@ -101,6 +101,9 @@ def get_field_kwargs(field_name, model_field):
         kwargs['read_only'] = True
         return kwargs
 
+    if model_field.has_default():
+        kwargs['default'] = model_field.default
+
     if model_field.has_default() or model_field.blank or model_field.null:
         kwargs['required'] = False