diff --git a/setup.cfg b/setup.cfg
index e909240..6640f3b 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -6,7 +6,7 @@ long_description = file: README.md
 long_description_content_type = text/markdown
 url = https://gitlab.psi.ch/augustin_s/grum
 project_urls =
-    Bug Tracker = https://gitlab.psi.ch/augustin_s/grum/issues 
+    Bug Tracker = https://gitlab.psi.ch/augustin_s/grum/issues
 classifiers =
     Programming Language :: Python :: 3
     License :: OSI Approved :: MIT License
@@ -16,7 +16,7 @@ classifiers =
 package_dir =
     = .
 packages = find:
-python_requires = >=3.8
+python_requires = >=3.6
 
 [options.packages.find]
 where = .