diff --git a/mathics_scanner/tokeniser.py b/mathics_scanner/tokeniser.py
index 1609401..a35351f 100644
--- a/mathics_scanner/tokeniser.py
+++ b/mathics_scanner/tokeniser.py
@@ -359,7 +359,7 @@ class Tokeniser:
     def __init__(self, feeder):
         """
         feeder: An instance of ``LineFeeder`` from which we receive
-                input srings that are to be split up and put into tokens.
+                input strings that are to be split up and put into tokens.
         """
         self.pos: int = 0
         self.feeder = feeder
diff --git a/pyproject.toml b/pyproject.toml
index 10216e1..10298dc 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [build-system]
 requires = [
-    "setuptools>=61.2",
+    "setuptools>=70.0.0", # CVE-2024-38335 recommends this
     # needed for building tables for the sdist:
     "PyYAML",
     "click",
diff --git a/setup.py b/setup.py
index 2cdff24..5e8a4c9 100644
--- a/setup.py
+++ b/setup.py
@@ -26,7 +26,6 @@
 """
 
 import os.path as osp
-import platform
 import re
 import subprocess
 import sys
@@ -35,12 +34,6 @@
 from setuptools.command.egg_info import egg_info
 
 
-# Ensure user has the correct Python version
-if sys.version_info < (3, 7):
-    print("mathics-scanner does not support Python %d.%d" % sys.version_info[:2])
-    sys.exit(-1)
-
-
 def get_srcdir():
     filename = osp.normcase(osp.dirname(osp.abspath(__file__)))
     return osp.realpath(filename)