diff --git a/pkgs/development/python-modules/aioambient/default.nix b/pkgs/development/python-modules/aioambient/default.nix
index d80b387069f5..5646bf02b8a2 100644
--- a/pkgs/development/python-modules/aioambient/default.nix
+++ b/pkgs/development/python-modules/aioambient/default.nix
@@ -2,6 +2,7 @@
 , aiohttp
 , aresponses
 , buildPythonPackage
+, certifi
 , fetchFromGitHub
 , poetry-core
 , pytest-aiohttp
@@ -33,6 +34,7 @@ buildPythonPackage rec {
 
   dependencies = [
     aiohttp
+    certifi
     python-engineio
     python-socketio
     websockets