diff --git a/constraints.txt b/constraints.txt
index 366d261d..4d756cc7 100644
--- a/constraints.txt
+++ b/constraints.txt
@@ -1,9 +1,9 @@
 django<1.12,>=1.11
 pysaml2==4.4.0
 django-countries>=4.3
+django-model-utils>=3.0.0
 -e git+https://github.com/SmileyChris/easy-thumbnails.git@master#egg=easy_thumbnails
 -e git+https://github.com/nakato/django-sitetree.git@master#egg=django-sitetree
--e git+https://github.com/nakato/django-model-utils.git@iter_class#egg=django-model-utils
 -e git+https://github.com/nakato/registrasion.git@master#egg=registrasion
 -e git+https://gitlab.com/lca2018/symposion.git@lca2018#egg=symposion
 -e git+https://github.com/chrisjrn/registrasion-stripe.git@master#egg=registrasion-stripe