diff --git a/requirements.txt b/requirements.txt
index 99d83a00..edc811fc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,5 +8,5 @@ python-keystoneclient!=1.8.0,!=2.1.0,>=1.7.0 # Apache-2.0
 requests>=2.10.0 # Apache-2.0
 warlock<2,>=1.0.1 # Apache-2.0
 six>=1.9.0 # MIT
-oslo.utils>=3.5.0 # Apache-2.0
+oslo.utils>=3.9.0 # Apache-2.0
 oslo.i18n>=2.1.0 # Apache-2.0
diff --git a/test-requirements.txt b/test-requirements.txt
index f3f271c7..3b038742 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -14,6 +14,6 @@ sphinx!=1.2.0,!=1.3b1,<1.3,>=1.1.2 # BSD
 testrepository>=0.0.18 # Apache-2.0/BSD
 testtools>=1.4.0 # MIT
 testscenarios>=0.4 # Apache-2.0/BSD
-fixtures>=3.0.0 # Apache-2.0/BSD
+fixtures<2.0,>=1.3.1 # Apache-2.0/BSD
 requests-mock>=0.7.0 # Apache-2.0
 tempest-lib>=0.14.0 # Apache-2.0