diff --git a/ms2pip/__init__.py b/ms2pip/__init__.py
index ef7745e..e558157 100644
--- a/ms2pip/__init__.py
+++ b/ms2pip/__init__.py
@@ -1,7 +1,7 @@
 # isort: skip_file
 """MS2PIP: Accurate and versatile peptide fragmentation spectrum prediction."""
 
-__version__ = "4.0.0-dev7"
+__version__ = "4.0.0-dev8"
 
 from warnings import filterwarnings
 
diff --git a/pyproject.toml b/pyproject.toml
index 1444ba1..d34c37e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -50,7 +50,7 @@ dependencies = [
 
 [project.optional-dependencies]
 plotting = ["matplotlib>=3.0", "spectrum-utils>=0.4"]
-tdf = ["timsrust_pyo3@git+https://github.com/jspaezp/timsrust_pyo3#egg=0f40c31"]
+# tdf = ["timsrust_pyo3@git+https://github.com/jspaezp/timsrust_pyo3#egg=0f40c31"]
 dev = ["black", "isort>5", "pytest"]
 docs = [
     "sphinx",