diff --git a/src/colab/gunicorn.conf.py b/src/colab/gunicorn.conf.py
index f2fef36..c6ee7bb 100644
--- a/src/colab/gunicorn.conf.py
+++ b/src/colab/gunicorn.conf.py
@@ -3,4 +3,3 @@ import multiprocessing
 
 workers = multiprocessing.cpu_count() * 2 + 1
 timeout = 300
-worker_class = 'eventlet'
--
libgit2 0.21.2