diff --git a/doc/requirements.txt b/doc/requirements.txt
index 2cad5df..32cb046 100644
--- a/doc/requirements.txt
+++ b/doc/requirements.txt
@@ -1,4 +1,3 @@
 sphinxcontrib-svg2pdfconverter>=1.2.3 # BSD
 openstackdocstheme>=3.5.0 # Apache-2.0
-doc8>=1.1.2 # Apache-2.0
 reno>=4.1.0 # Apache-2.0