diff --git a/tox.ini b/tox.ini
index 6b2e0e2e8..b1e26db3f 100644
--- a/tox.ini
+++ b/tox.ini
@@ -26,7 +26,7 @@ deps =
     parse==1.6.6
     parse-type==0.3.4
     py==1.4.31
-    pytest==2.8.5
+    pytest==2.8.5  # rq.filter: != 2.8.6
     pytest-bdd==2.16.0
     pytest-catchlog==1.2.2
     pytest-cov==2.2.0