diff --git a/CHANGELOG.md b/CHANGELOG.md
index 57dde63c3..c780fae7e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,8 @@
-## 3.4.X – YYYY-MM-DD
+## 3.4.1 – 2023-10-12
+
+### General
+
+- Fixed a packaging bug after migration to `pyproject.toml`
 
 ### Cosmology
 
diff --git a/cobaya/__init__.py b/cobaya/__init__.py
index c70015710..45eb79f6c 100644
--- a/cobaya/__init__.py
+++ b/cobaya/__init__.py
@@ -15,7 +15,7 @@
 
 
 __author__ = "Jesus Torrado and Antony Lewis"
-__version__ = "3.4"
+__version__ = "3.4.1"
 __obsolete__ = False
 __year__ = "2023"
 __url__ = "https://cobaya.readthedocs.io"
diff --git a/pyproject.toml b/pyproject.toml
index eddc393c1..29d975370 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -45,7 +45,7 @@ docs = [
 version = {attr = "cobaya.__version__"}
 
 [tool.setuptools.package-data]
-cobaya = ["*.yaml", "*.bibtex"]
+"*" = ["*.yaml", "*.bibtex"]
 
 [project.scripts]
 cobaya-install = "cobaya.install:install_script"