diff --git a/requirements/constraints.txt b/requirements/constraints.txt
index 33cf7ba6c2f4999d212056c2b4b2e498b7d0e561..8304ccdacb5fc307598e55ce69d5ad21d529c25c 100644
--- a/requirements/constraints.txt
+++ b/requirements/constraints.txt
@@ -53,3 +53,9 @@ edx-opaque-keys==0.4.4
 # Unless we constrain pytest to <4.6.0, it may break all tests inside of
 # xmodule.tests.test_resource_templates.ResourceTemplatesTests See TE-2391 for details.
 pytest<4.6.0
+
+# Pinning to older versions of edx-enterprise, edx-rbac, and edx-drf-extensions until
+# a bug is fixed in the edx-drf-extensions package.
+edx-drf-extensions==2.2.1
+edx-enterprise==1.6.0
+edx-rbac==0.2.1
diff --git a/requirements/edx/base.txt b/requirements/edx/base.txt
index a366b59a8929a47e447161f4772e6f7b2148be31..a78f45a2498c05f0a5e56a1768ee752194960113 100644
--- a/requirements/edx/base.txt
+++ b/requirements/edx/base.txt
@@ -103,8 +103,8 @@ edx-django-oauth2-provider==1.3.5
 edx-django-release-util==0.3.1
 edx-django-sites-extensions==2.3.1
 edx-django-utils==1.0.3
-edx-drf-extensions==2.3.1
-edx-enterprise==1.6.4
+edx-drf-extensions==2.2.1
+edx-enterprise==1.6.0
 edx-i18n-tools==0.4.8
 edx-milestones==0.1.13
 edx-oauth2-provider==1.2.2
@@ -112,7 +112,7 @@ edx-opaque-keys[django]==0.4.4
 edx-organizations==2.0.3
 edx-proctoring-proctortrack==1.0.5
 edx-proctoring==2.0.3
-edx-rbac==1.0.1           # via edx-enterprise
+edx-rbac==0.2.1           # via edx-enterprise
 edx-rest-api-client==1.9.2
 edx-search==1.2.2
 git+https://github.com/mitodl/edx-sga.git@3828ba9e413080a81b907a3381e5ffa05e063f81#egg=edx-sga==0.8.3
diff --git a/requirements/edx/development.txt b/requirements/edx/development.txt
index 5b237e4a36692e4c027f791ae0bae66d59139aae..4a9a222cd2955ccbe920ceba9da518fc0e5a4554 100644
--- a/requirements/edx/development.txt
+++ b/requirements/edx/development.txt
@@ -123,8 +123,8 @@ edx-django-oauth2-provider==1.3.5
 edx-django-release-util==0.3.1
 edx-django-sites-extensions==2.3.1
 edx-django-utils==1.0.3
-edx-drf-extensions==2.3.1
-edx-enterprise==1.6.4
+edx-drf-extensions==2.2.1
+edx-enterprise==1.6.0
 edx-i18n-tools==0.4.8
 edx-lint==1.3.0
 edx-milestones==0.1.13
@@ -133,7 +133,7 @@ edx-opaque-keys[django]==0.4.4
 edx-organizations==2.0.3
 edx-proctoring-proctortrack==1.0.5
 edx-proctoring==2.0.3
-edx-rbac==1.0.1
+edx-rbac==0.2.1
 edx-rest-api-client==1.9.2
 edx-search==1.2.2
 git+https://github.com/mitodl/edx-sga.git@3828ba9e413080a81b907a3381e5ffa05e063f81#egg=edx-sga==0.8.3
diff --git a/requirements/edx/testing.txt b/requirements/edx/testing.txt
index 5c979d3781a0ed622fb95cb5167fcf948b35c95d..47f18d390886051bffb5975ffd0b99345fc117c0 100644
--- a/requirements/edx/testing.txt
+++ b/requirements/edx/testing.txt
@@ -119,8 +119,8 @@ edx-django-oauth2-provider==1.3.5
 edx-django-release-util==0.3.1
 edx-django-sites-extensions==2.3.1
 edx-django-utils==1.0.3
-edx-drf-extensions==2.3.1
-edx-enterprise==1.6.4
+edx-drf-extensions==2.2.1
+edx-enterprise==1.6.0
 edx-i18n-tools==0.4.8
 edx-lint==1.3.0
 edx-milestones==0.1.13
@@ -129,7 +129,7 @@ edx-opaque-keys[django]==0.4.4
 edx-organizations==2.0.3
 edx-proctoring-proctortrack==1.0.5
 edx-proctoring==2.0.3
-edx-rbac==1.0.1
+edx-rbac==0.2.1
 edx-rest-api-client==1.9.2
 edx-search==1.2.2
 git+https://github.com/mitodl/edx-sga.git@3828ba9e413080a81b907a3381e5ffa05e063f81#egg=edx-sga==0.8.3