diff --git a/requirements-dev.txt b/requirements-dev.txt
index edb4a6a..1019bb3 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -5,5 +5,7 @@ netaddr
 cryptography
 
 # Development requirements
-pylint
 antsibull-docs>=2.21,<2.22
+pylint
+pytest
+pytest-xdist