diff --git a/requirements.txt b/requirements.txt
index e1627cfb..29d52236 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,3 +14,4 @@ jsonschema>=3.2.0 # MIT
 keystoneauth1>=3.4.0 # Apache-2.0
 python-keystoneclient>=3.8.0 # Apache-2.0
 requests>=2.14.2 # Apache-2.0
+retrying!=1.3.0,>=1.2.3 # Apache-2.0
diff --git a/test-requirements.txt b/test-requirements.txt
index 20152af1..e11817d0 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -10,7 +10,6 @@ coverage!=4.4,>=4.0 # Apache-2.0
 ddt>=1.4.4 # MIT
 fixtures>=3.0.0 # Apache-2.0/BSD
 requests-mock>=1.2.0 # Apache-2.0
-retrying>=1.3.3
 stestr>=2.0.0 # Apache-2.0
 testscenarios>=0.4 # Apache-2.0/BSD
 testtools>=2.2.0 # MIT