diff --git a/setup.py b/setup.py
index 1353273..c8e66f5 100644
--- a/setup.py
+++ b/setup.py
@@ -21,7 +21,7 @@
         'PyYAML>=5.1,<6.1',
         'panoptes-client>=1.7,<2.0',
         'humanize>=0.5.1,<4.8',
-        'pathvalidate>=0.29.0,<2.6',
+        'pathvalidate>=0.29.0,<3.4',
     ],
     entry_points='''
         [console_scripts]