diff --git a/tox.ini b/tox.ini
index 89ca6d7a1..3e114e382 100644
--- a/tox.ini
+++ b/tox.ini
@@ -51,7 +51,7 @@ usedevelop=true
 commands =
     /usr/bin/find "{toxinidir}" -name '*.pyc' -delete
     coverage run {env:COVERAGE_OPTS:} --source="{toxinidir}/synapse" \
-        "{envbindir}/trial" {env:TRIAL_FLAGS:} {posargs:tests/metrics tests/config} \
+        "{envbindir}/trial" {env:TRIAL_FLAGS:} {posargs:tests/config} \
         {env:TOXSUFFIX:}
     {env:DUMP_COVERAGE_COMMAND:coverage report -m}