diff --git a/tox.ini b/tox.ini
index 40b15ca..e766e98 100644
--- a/tox.ini
+++ b/tox.ini
@@ -16,7 +16,7 @@ deps =
     # Test requirements
     coverage
     codecov
-    psycopg2-binary
+    psycopg2-binary==2.8.6
 passenv=
     TEST_DB_HOST
     TEST_DB_USER