diff --git a/rest_framework/authtoken/admin.py b/rest_framework/authtoken/admin.py
index b359e4cfe..6aaa37e2c 100644
--- a/rest_framework/authtoken/admin.py
+++ b/rest_framework/authtoken/admin.py
@@ -22,6 +22,7 @@ class TokenChangeList(ChangeList):
 
 class TokenAdmin(admin.ModelAdmin):
     list_display = ('key', 'user', 'created')
+    raw_id_fields = ('user',)
     fields = ('user',)
     ordering = ('-created',)
     actions = None  # Actions not compatible with mapped IDs.