diff --git a/requirements.txt b/requirements.txt
index 60091eab50..27d507901a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@
 # process, which may cause wedges in the gate later.
 
 dnspython>=1.9.4
-eventlet>=0.9.15
+eventlet>=0.16.1,!=0.17.0
 greenlet>=0.3.1
 netifaces>=0.5,!=0.10.0,!=0.10.1
 pastedeploy>=1.3.3