diff --git a/neuf_radius/admin.py b/neuf_radius/admin.py
index 8c38f3f..76e4542 100644
--- a/neuf_radius/admin.py
+++ b/neuf_radius/admin.py
@@ -1,3 +1,8 @@
 from django.contrib import admin
+from neuf_radius.models import Radcheck
 
-# Register your models here.
+
+class RadcheckAdmin(admin.ModelAdmin):
+    search_fields = ['username']
+
+admin.site.register(Radcheck, RadcheckAdmin)
\ No newline at end of file
diff --git a/neuf_radius/models.py b/neuf_radius/models.py
index eae2c5f..2ee659c 100644
--- a/neuf_radius/models.py
+++ b/neuf_radius/models.py
@@ -43,6 +43,9 @@ class Radcheck(models.Model):
     op = models.CharField(max_length=6)
     value = models.CharField(max_length=759)
 
+    def __unicode__(self):
+        return self.username
+
     class Meta:
         db_table = u'radcheck'