diff --git a/requirements.txt b/requirements.txt
index 1898ce08..16a024c5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -69,6 +69,7 @@ pyrsistent==0.17.3
 pytest==6.0.2
 pytest-cov==2.10.1
 pytest-forked==1.3.0
+pytest-pythonpath==0.7.3
 pytest-xdist==2.1.0
 python-dateutil==2.8.1
 python-jose==3.2.0