diff --git a/setup.py b/setup.py
index 17cae557..bcdfc03d 100644
--- a/setup.py
+++ b/setup.py
@@ -91,7 +91,7 @@ cython_exts = cythonize(cython_modules, quiet=True)
 # Please see conda/meta.yaml for other binary dependencies
 install_requires = ['numpy>=1.10,<2.0',
                     'scipy>=0.16,<1.0',
-                    'matplotlib>=1.4,<2.0',
+                    'matplotlib>=1.4',
                     'pillow>=3.0,<5.0']
 
 if sys.version_info.major == 2:
