diff --git a/pyproject.toml b/pyproject.toml
index 5919cb0..531669f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "ebm2onnx"
-version = "version = '3.0.0'"
+version = "3.0.0"
 description = "EBM model serialization to ONNX"
 readme = "README.rst"
 requires-python = ">=3.6"
diff --git a/setup.cfg b/setup.cfg
index 7bb6b02..c09f97d 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -4,8 +4,8 @@ commit = True
 tag = True
 
 [bumpversion:file:pyproject.toml]
-search = version = '{current_version}'
-replace = version = '{new_version}'
+search = version = "{current_version}"
+replace = version = "{new_version}"
 
 [bumpversion:file:ebm2onnx/__init__.py]
 search = __version__ = '{current_version}'