diff --git a/tox.ini b/tox.ini
index 71ba1b13d9..bc7596d0bc 100644
--- a/tox.ini
+++ b/tox.ini
@@ -9,6 +9,7 @@ install_command = pip install -c{toxinidir}/constraints.txt -U {opts} {packages}
 setenv =
   VIRTUAL_ENV={envdir}
   QISKIT_SUPPRESS_PACKAGING_WARNINGS=Y
+  QISKIT_TEST_CAPTURE_STREAMS=1
 deps =
   -r{toxinidir}/requirements-dev.txt
   -r{toxinidir}/requirements-extras.txt
@@ -19,7 +20,6 @@ passenv =
   QISKIT_IBM_*
   TEST_TIMEOUT
   QE_USE_TESTTOOLS
-  QISKIT_TEST_CAPTURE_STREAMS
 commands = stestr run {posargs}
 
 [testenv:cover]
@@ -38,6 +38,7 @@ install_command = pip install -U {opts} {packages}
 setenv =
   VIRTUAL_ENV={envdir}
   QISKIT_SUPPRESS_PACKAGING_WARNINGS=Y
+  QISKIT_TEST_CAPTURE_STREAMS=1
 deps =
   git+https://github.com/Qiskit/qiskit-terra
   -r{toxinidir}/requirements-dev.txt
@@ -49,7 +50,6 @@ passenv =
   QISKIT_IBM_*
   TEST_TIMEOUT
   QE_USE_TESTTOOLS
-  QISKIT_TEST_CAPTURE_STREAMS
 commands = stestr run {posargs}