From 17f5e040642b2583e92b6c304863ed37a9779950 Mon Sep 17 00:00:00 2001
From: Casper da Costa-Luis <tqdm@caspersci.uk.to>
Date: Mon, 21 May 2018 17:24:04 +0100
Subject: [PATCH] travis py33 fix

---
 tox.ini | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tox.ini b/tox.ini
index 68a0bfa3..d017c9ff 100644
--- a/tox.ini
+++ b/tox.ini
@@ -55,7 +55,9 @@ deps = {[extra]deps}
 commands = {[extra]commands}
 
 [testenv:py33]
-deps = {[extra]deps}
+deps =
+    {[extra]deps}
+    wheel==0.30.0
 commands = {[extra]commands}
 
 [testenv:py34]