diff --git a/tangostationcontrol/tox.ini b/tangostationcontrol/tox.ini
index 9bd8b804bcfabb04d4caf630c926fdcbe30ef1f9..1431b618acbd0dcb0b3dfbdb412bf874c811ac2d 100644
--- a/tangostationcontrol/tox.ini
+++ b/tangostationcontrol/tox.ini
@@ -36,7 +36,7 @@ setenv =
     TESTS_DIR=./tangostationcontrol/integration_test/{env:TEST_MODULE:default}
     PYTHON={envpython} -m coverage run --source tangostationcontrol --parallel-mode
 commands =
-    echo "Integration test directory configured for{env:TESTS_DIR} ({env:TEST_MODULE})"
+    echo "Integration test directory configured for{env:TESTS_DIR} ({env:TEST_MODULE:default})"
     {envpython} -m stestr run --serial {posargs}
     {envpython} -m coverage combine
     {envpython} -m coverage html --omit='*test*' -d cover