diff --git a/.github/workflows/django.yml b/.github/workflows/django.yml
index a5f42c1..6f66747 100644
--- a/.github/workflows/django.yml
+++ b/.github/workflows/django.yml
@@ -13,7 +13,7 @@ jobs:
     strategy:
       max-parallel: 4
       matrix:
-        python-version: [3.6, 3.7, 3.8]
+        python-version: [3.6, 3.7, 3.8, 3.9]
 
     steps:
     - name: Start MySQL
diff --git a/requirements.txt b/requirements.txt
index 1f94b72..b920c6e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,6 @@ elasticsearch==7.11.0
 elasticsearch-dsl==7.3.0
 gevent==21.1.2
 greenlet==0.4.17
-idna==3.1
 importlib-metadata==3.7.0
 ipaddress==1.0.23
 isort==5.7.0