diff --git a/tox.ini b/tox.ini
index 337da5cc183d45b3b8e877c051049954e7cee4a0..1b2fd945bc2afcebf0a01b61a9d83e8daac3bbce 100644
--- a/tox.ini
+++ b/tox.ini
@@ -22,9 +22,7 @@ commands =
 
 [testenv:docs]
 ; TODO docs requires make and graphviz installed, therefore exclude Windows
-platform =
-    linux
-    darwin
+platform = linux|linux2|darwin
 ; use python3.6 because of incompatibility under Windows of the pycairo installed through conda for py37
 basepython = python3.6
 whitelist_externals = make
@@ -49,9 +47,7 @@ commands =
 
 [testenv:coverage]
 ; TODO coverage requires make, therefore exclude Windows
-platform =
-    linux
-    darwin
+platform = linux|linux2|darwin
 ; use python3.6 because of incompatibility under Windows of the pycairo installed through conda for py37
 basepython = python3.6
 whitelist_externals = make
@@ -143,6 +139,7 @@ commands =
     python {toxinidir}/benchmarks/run_all_examples.py
 
 [testenv:notebooks]
+; use python3.6 because of incompatibility under Windows of the pycairo installed through conda for py37
 basepython = python3.6
 setenv =
     PYTHONPATH = {toxinidir}
@@ -227,10 +224,8 @@ commands =
     python -m pytest --basetemp={envtmpdir} {toxinidir}
 
 [testenv:py37]
-; exclude py37 because of incompatibility under Windows of the pycairo installed through conda for py37
-platform =
-    linux
-    darwin
+; exclude py37 from Windows because of incompatibility the pycairo installed through conda for py37
+platform = linux|linux2|darwin
 setenv =
     PYTHONPATH = {toxinidir}
 passenv =