diff --git a/requirements.txt b/requirements.txt
index d4e93acc7..8d257e7db 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -21,7 +21,7 @@ oslo.i18n>=2.1.0 # Apache-2.0
 oslo.log>=1.14.0 # Apache-2.0
 oslo.middleware>=3.0.0 # Apache-2.0
 oslo.rootwrap>=2.0.0 # Apache-2.0
-oslo.utils>=3.5.0 # Apache-2.0
+oslo.utils>=3.9.0 # Apache-2.0
 six>=1.9.0 # MIT
 stevedore>=1.10.0 # Apache-2.0
 SQLAlchemy<1.1.0,>=1.0.10 # MIT
diff --git a/test-requirements.txt b/test-requirements.txt
index 98788250b..47bca4641 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -8,7 +8,7 @@ mock>=2.0 # BSD
 sphinx!=1.2.0,!=1.3b1,<1.3,>=1.1.2 # BSD
 oslosphinx!=3.4.0,>=2.5.0 # Apache-2.0
 reno>=1.6.2 # Apache2
-fixtures>=3.0.0 # Apache-2.0/BSD
+fixtures<2.0,>=1.3.1 # Apache-2.0/BSD
 testresources>=0.2.4 # Apache-2.0/BSD
 testscenarios>=0.4 # Apache-2.0/BSD
 oslotest>=1.10.0 # Apache-2.0