diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index f1d9a71..0d7785c 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -17,7 +17,7 @@ jobs:
     strategy:
       max-parallel: 5
       matrix:
-        python: ['3.10', '3.11', '3.12']
+        python: ['3.11', '3.12']
       fail-fast: false
 
     steps:
diff --git a/README.rst b/README.rst
index a9cbb52..22788eb 100644
--- a/README.rst
+++ b/README.rst
@@ -5,9 +5,9 @@
 .. image:: https://github.com/sequana/fastqc/actions/workflows/main.yml/badge.svg
    :target: https://github.com/sequana/fastqc/actions/workflows/main.yml
 
-.. image:: https://img.shields.io/badge/python-3.9%20%7C%203.10%20%7C%203.11-blue.svg
+.. image:: https://img.shields.io/badge/python-3.11%20%7C%203.12-blue.svg
     :target: https://pypi.python.org/pypi/sequana
-    :alt: Python 3.9 | 3.10 | 3.11
+    :alt: Python 3.11 | 3.12
 
 .. image:: http://joss.theoj.org/papers/10.21105/joss.00352/status.svg
     :target: http://joss.theoj.org/papers/10.21105/joss.00352
diff --git a/environment.yml b/environment.yml
index 64c530d..39aa106 100644
--- a/environment.yml
+++ b/environment.yml
@@ -10,4 +10,4 @@ dependencies:
 - fastqc
 - falco
 - graphviz
-- pulp>=2.7
+- pulp>=2.8
diff --git a/pyproject.toml b/pyproject.toml
index 928a15b..25f5fb7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -39,7 +39,7 @@ sequana_pipetools = ">=1.5.4"
 click-completion = "^0.5.2"
 sequana-wrappers = "^26.4.1"
 snakemake = ">=7.32"
-pulp = ">=2.7"
+pulp = ">=2.8"
 
 [tool.poetry.scripts]
 sequana_fastqc = "sequana_pipelines.fastqc.main:main"