diff --git a/Pipfile b/Pipfile
index c0eb6a33..3e8cad17 100644
--- a/Pipfile
+++ b/Pipfile
@@ -5,7 +5,7 @@ name = "pypi"
 
 # Ensure that this matches setup.py > setup() > install_requires
 [packages]
-matplotlib = "==3.0.3" # Supports Python 3.5
+matplotlib = "*"
 urllib3 = "*"
 pint = "==0.8.1"
 pandas = "*"
diff --git a/setup.py b/setup.py
index 253f99b8..fb732fd5 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@
 
 setup(
     name = 'aguaclara',
-    version = '0.1.15',
+    version = '0.1.16',
     description = (
         'An open-source Python package for designing and performing research '
         'on AguaClara water treatment plants.'