1 files changed, 2 insertions, 2 deletions
diff --git a/tox.ini b/tox.ini
index da0e4e4..e792e34 100644
--- a/tox.ini
+++ b/tox.ini
@@ -14,8 +14,8 @@ commands =
     tests: {envpython} -m doctest {toxinidir}/README.rst
     tests: {envbindir}/sphinx-build -b doctest {toxinidir}/docs {envtmpdir}/html
 
-    perf: {envpython} {toxinidir}/jsonschema/benchmarks/json_schema_test_suite.py
-    perf: {envpython} {toxinidir}/jsonschema/benchmarks/issue232.py
+    perf: {envpython} {toxinidir}/jsonschema/benchmarks/json_schema_test_suite.py --inherit-environ JSON_SCHEMA_TEST_SUITE
+    perf: {envpython} {toxinidir}/jsonschema/benchmarks/issue232.py --inherit-environ JSON_SCHEMA_TEST_SUITE
 
     # Check to make sure that releases build and install properly
     build: virtualenv --quiet --python=python2.7 {envtmpdir}/venv