diff --git a/requirements.in b/requirements.in
index d948ebaa..995800af 100644
--- a/requirements.in
+++ b/requirements.in
@@ -20,3 +20,4 @@ oauth2client
 # (available_timezones implementation)
 # This will help speed up calls to zoneinfo.available_timezones().
 tzdata
+typing-extensions
diff --git a/requirements.txt b/requirements.txt
index 47304b0a..9d6acfce 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -104,6 +104,8 @@ sqlparse==0.4.1
     # via django
 traitlets==5.0.5
     # via ipython
+typing-extensions==4.12.2
+    # via -r requirements.in
 tzdata==2023.4
     # via -r requirements.in
 uritemplate==3.0.1