diff --git a/pkgs/by-name/er/errbot/package.nix b/pkgs/by-name/er/errbot/package.nix
index 0707e72359ed..51f8e9916b5d 100644
--- a/pkgs/by-name/er/errbot/package.nix
+++ b/pkgs/by-name/er/errbot/package.nix
@@ -35,6 +35,7 @@ python3.pkgs.buildPythonApplication rec {
     pygments-markdown-lexer
     pyopenssl
     requests
+    setuptools
     slixmpp
     python-telegram-bot
     webtest