diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 0bac65e..ac48979 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -12,7 +12,7 @@ jobs:
     strategy:
       max-parallel: 2
       matrix:
-        python-version: [3.9, '3.10']
+        python-version: ['3.10']
         folder: ["client", "api_server"]
     timeout-minutes: 30
     steps:
diff --git a/api_server/requirements.txt b/api_server/requirements.txt
index 1c16eeb..d8dfe3e 100644
--- a/api_server/requirements.txt
+++ b/api_server/requirements.txt
@@ -8,3 +8,4 @@ django-health-check==3.18.1
 whitenoise==6.6.0
 drf-spectacular==0.27.1
 django-nose==1.4.7
+pyreadline3==3.4.1