diff --git a/test-requirements.txt b/test-requirements.txt
index c70fce66..03397b13 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -5,7 +5,7 @@ hacking<0.11,>=0.10.0
 bandit>=0.17.3 # Apache-2.0
 coverage>=3.6 # Apache-2.0
 discover # BSD
-fixtures>=1.3.1 # Apache-2.0/BSD
+fixtures<2.0,>=1.3.1 # Apache-2.0/BSD
 python-subunit>=0.0.18 # Apache-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