diff --git a/contrib/pyln-testing/requirements.txt b/contrib/pyln-testing/requirements.txt
index 04e81630e..10cdde722 100644
--- a/contrib/pyln-testing/requirements.txt
+++ b/contrib/pyln-testing/requirements.txt
@@ -3,3 +3,4 @@ Flask==1.1.1
 cheroot==6.5.5
 ephemeral-port-reserve==1.1.1
 python-bitcoinlib==0.10.1
+psycopg2-binary==2.8.3