diff --git a/mooclet_engine/requirements_base.txt b/mooclet_engine/requirements_base.txt
index 797408c..2a3879d 100644
--- a/mooclet_engine/requirements_base.txt
+++ b/mooclet_engine/requirements_base.txt
@@ -1,4 +1,4 @@
-Django==1.11
+Django==2.2.28
 requests==2.22.0
 numpy==1.15.0
 djangorestframework==3.8.2
diff --git a/mooclet_engine/requirements_latest_version.txt b/mooclet_engine/requirements_latest_version.txt
index 32996d1..3832dca 100644
--- a/mooclet_engine/requirements_latest_version.txt
+++ b/mooclet_engine/requirements_latest_version.txt
@@ -5,7 +5,7 @@ certifi==2019.9.11
 chardet==3.0.4
 Click==7.0
 clickclick==1.2.2
-Django==2.2.6
+Django==2.2.28
 django-celery-beat==1.5.0
 django-celery-results==1.1.2
 django-cors-headers==3.1.1
diff --git a/mooclet_engine/requirements_local_updated.txt b/mooclet_engine/requirements_local_updated.txt
index cf0cbc1..5e70545 100644
--- a/mooclet_engine/requirements_local_updated.txt
+++ b/mooclet_engine/requirements_local_updated.txt
@@ -6,7 +6,7 @@ certifi==2019.9.11
 chardet==3.0.4
 Click==7.0
 clickclick==1.2.2
-Django==2.2.6
+Django==2.2.28
 django-celery-beat==1.5.0
 django-celery-results==1.1.2
 django-cors-headers==3.1.1