diff --git a/requirements.txt b/requirements.txt
index 2593aa8..f570f62 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -88,6 +88,7 @@ Pillow==10.0.0
 progress==1.6
 promise==2.3
 prompt-toolkit==2.0.9
+psycopg==2-2.9.10
 pycodestyle==2.10.0
 pycparser==2.21
 pyHanko==0.19.0