diff --git a/requirements.txt b/requirements.txt
index 81c8a1cc..3c982109 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 pbr>=1.6
-requests>=2.5.2
+requests!=2.8.0,>=2.5.2
 six>=1.9.0
 stevedore>=1.5.0 # Apache-2.0
 jsonschema!=2.5.0,<3.0.0,>=2.0.0
@@ -10,4 +10,4 @@ jsonschema!=2.5.0,<3.0.0,>=2.0.0
 # Oslo Packages
 oslo.i18n>=1.5.0 # Apache-2.0
 
-python-keystoneclient>=1.6.0
+python-keystoneclient!=1.8.0,>=1.6.0