diff --git a/test-requirements.txt b/test-requirements.txt
index 10ff23fa8..2c5796b83 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -1,4 +1,5 @@
 # needed for doc build
+docutils>=0.11,!=0.13.1  # OSI-Approved Open Source, Public Domain
 sphinx>=1.1.2,!=1.2.0,<1.3
 oslosphinx>=2.2.0  # Apache-2.0
 PyYAML>=3.1.0