diff --git a/tox.ini b/tox.ini
--- a/tox.ini
+++ b/tox.ini
@@ -1,38 +1,20 @@
 [tox]
 envlist=flake8,mypy,py3
 
-[testenv:py3]
+[testenv]
 deps =
   .[testing]
   pytest-cov
   pifpaf
 commands =
-  pifpaf run postgresql -- pytest --doctest-modules --hypothesis-profile=fast \
+  pifpaf run postgresql -- pytest --doctest-modules \
+  !slow: --hypothesis-profile=fast \
+  slow:  --hypothesis-profile=slow \
+  prop:  -m property_based \
          {envsitepackagesdir}/swh/indexer \
          --cov={envsitepackagesdir}/swh/indexer \
          --cov-branch {posargs}
 
-[testenv:py3-slow]
-deps =
-  .[testing]
-  pytest-cov
-  pifpaf
-commands =
-  pifpaf run postgresql -- pytest --doctest-modules --hypothesis-profile=slow \
-         {envsitepackagesdir}/swh/indexer \
-         --cov={envsitepackagesdir}/swh/indexer \
-         --cov-branch {posargs}
-
-[testenv:py3-prop]
-deps =
-  .[testing]
-  pytest-cov
-  pifpaf
-commands =
-  pifpaf run postgresql -- pytest --doctest-modules --hypothesis-profile=fast \
-         -m property_based --disable-warnings \
-         {envsitepackagesdir}/swh/indexer
-
 [testenv:flake8]
 skip_install = true
 deps =