diff --git a/pyproject.toml b/pyproject.toml
index ae11820..25cae65 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -31,7 +31,7 @@ classifiers = [
     'Operating System :: Unix'
 ]
 keywords = ["aiida", "plugin", "gromacs", "aiida-gromacs"]
-requires-python = ">=3.4"
+requires-python = ">=3.11"
 dependencies = []
 
 [project.urls]