diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 522e183..c833216 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.9", "3.10", "3.11"]
     steps:
       - uses: actions/checkout@v4
 
diff --git a/ms2rescore/__init__.py b/ms2rescore/__init__.py
index 8b4a1ee..73535fa 100644
--- a/ms2rescore/__init__.py
+++ b/ms2rescore/__init__.py
@@ -1,6 +1,6 @@
 """MS²Rescore: Sensitive PSM rescoring with predicted MS² peak intensities and RTs."""
 
-__version__ = "3.1.1"
+__version__ = "3.1.2"
 
 from warnings import filterwarnings
 
diff --git a/pyproject.toml b/pyproject.toml
index f829cce..ce03a3f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -30,23 +30,23 @@ classifiers = [
     "Development Status :: 5 - Production/Stable",
 ]
 dynamic = ["version"]
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 dependencies = [
     "cascade-config>=0.4.0",
     "click>=7",
     "customtkinter>=5,<6",
-    "deeplc>=2.2",
-    "deeplcretrainer>=0.2",
+    "deeplc>=3.1",
+    "deeplcretrainer",
     "im2deep>=0.1.3",
     "jinja2>=3",
     "lxml>=4.5",
-    "mokapot>=0.9",
+    "mokapot>=0.10",
     "ms2pip>=4.0.0",
     "ms2rescore_rs>=0.3.0",
-    "numpy>=1.16.0",
-    "pandas>=1.0",
+    "numpy>=1.25",
+    "pandas>=1",
     "plotly>=5",
-    "psm_utils>=0.9",
+    "psm_utils>=1.1",
     "pyteomics>=4.7.2",
     "rich>=12",
     "tomli>=2; python_version < '3.11'",