diff --git a/pavement.py b/pavement.py
index <HASH>..<HASH> 100644
--- a/pavement.py
+++ b/pavement.py
@@ -12,7 +12,7 @@ install_distutils_tasks()
 # Platform-independent package requirements.
 install_requires = ['microdrop-utility>=0.4', 'networkx>=1.10', 'pandas',
                     'path-helpers>=0.2', 'svg_model>=0.5.post14',
-                    'pygst-utils>=0.2.post20',
+                    'pygst-utils>=0.2.post22',
                     'wheeler.pygtkhelpers>=0.11.post18', 'zmq-plugin>=0.2']
 
 # Platform-specific package requirements.
Bump required version of pygst-utils package