diff --git a/proselint/version.py b/proselint/version.py
index 2b1524234..6c13c8269 100644
--- a/proselint/version.py
+++ b/proselint/version.py
@@ -1,3 +1,3 @@
 """Proselint version number."""
 
-__version__ = "0.8.0"
+__version__ = "0.9.0"
diff --git a/setup.cfg b/setup.cfg
index c9a14c9a5..caafb2d06 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 0.8.0
+current_version = 0.9.0
 commit = True
 tag = True
 tag_name = {new_version}