diff --git a/requirements.txt b/requirements.txt
index 420d3da4..b125e916 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ argparse
 requests>=2.2.0,!=2.4.0
 six>=1.9.0
 python-keystoneclient>=1.1.0
-cliff>=1.7.0  # Apache-2.0
-oslo.i18n>=1.3.0  # Apache-2.0
-oslo.serialization>=1.2.0               # Apache-2.0
-oslo.utils>=1.2.0                       # Apache-2.0
+cliff>=1.10.0,<1.11.0  # Apache-2.0
+oslo.i18n>=1.5.0,<1.6.0  # Apache-2.0
+oslo.serialization>=1.4.0,<1.5.0               # Apache-2.0
+oslo.utils>=1.4.0,<1.5.0                       # Apache-2.0
diff --git a/test-requirements.txt b/test-requirements.txt
index 92a19154..8cad4fb6 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -5,13 +5,13 @@ coverage>=3.6
 discover
 hacking>=0.7.0
 fixtures>=0.3.14
-requests-mock>=0.5.1 # Apache-2.0
+requests-mock>=0.6.0  # Apache-2.0
 mock>=1.0
 testrepository>=0.0.18
 testtools>=0.9.36,!=1.2.0
-oslotest>=1.2.0
+oslotest>=1.5.1,<1.6.0  # Apache-2.0
 nose
 
 # Documentation build requirements
 sphinx>=1.1.2,!=1.2.0,!=1.3b1,<1.3
-oslosphinx>=2.2.0  # Apache-2.0
+oslosphinx>=2.5.0,<2.6.0  # Apache-2.0