diff --git a/setup.py b/setup.py
index 74f2372a2a225ef3173be49a65e0ed49c2234f0e..63ae9e7352b5c305cd4809c4305d94e7ef1390e6 100644
--- a/setup.py
+++ b/setup.py
@@ -78,7 +78,7 @@ setup(name='bilby',
                     'bilby': [version_file]},
       install_requires=[
           'future',
-          'dynesty>=0.9.7',
+          'dynesty>=1.0.0',
           'corner',
           'dill',
           'numpy>=1.9',