diff --git a/tox.ini b/tox.ini
index 858bdcba2d31ffcf351627300f188d49725d99e6..4eeb11cee311ecf0857ca098950ad07a9ea67fa9 100644
--- a/tox.ini
+++ b/tox.ini
@@ -2,6 +2,7 @@
 envlist = py36
 
 [testenv]
+passenv = TEST_OPSDB_HOSTNAME TEST_OPSDB_DBNAME TEST_OPSDB_USERNAME TEST_OPSDB_PASSWORD
 deps =
     coverage
     flake8