diff --git a/pyproject.toml b/pyproject.toml
index 68979e8..b8fc0b3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -46,7 +46,7 @@ vcd = "vcd.main:main"
 
 [tool.black]
 line-length = 88
-target-version = ['py37']
+target-version = ['py39']
 include = '\.py(i|t)?$'
 exclude = '''
 (
diff --git a/src/codem/__init__.py b/src/codem/__init__.py
index 5165cf8..3ec2f56 100644
--- a/src/codem/__init__.py
+++ b/src/codem/__init__.py
@@ -1,4 +1,4 @@
-__version__ = "0.25.4"
+__version__ = "0.25.5"
 
 import codem.lib.log as log
 import codem.lib.resources as resources