From 1b737891aa0cc6f28b1c9c9f19ffc1ece233175d Mon Sep 17 00:00:00 2001
From: Lukas Prediger <lukas.prediger@rwth-aachen.de>
Date: Thu, 12 Jul 2018 09:59:11 +0200
Subject: [PATCH] Fixed sympy version to 1.1.1

---
 setup.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/setup.py b/setup.py
index 8e479ea4b..b2090f124 100644
--- a/setup.py
+++ b/setup.py
@@ -21,7 +21,7 @@
       package_dir={'qctoolkit': 'qctoolkit'},
       packages=packages,
       tests_require=['pytest'],
-      install_requires=['sympy>=1.1.1', 'numpy'] + requires_typing,
+      install_requires=['sympy==1.1.1', 'numpy'] + requires_typing,
       extras_require={
           'testing': ['pytest'],
           'plotting': ['matplotlib'],