diff --git a/requirements.txt b/requirements.txt
index 729a05a..e69de29 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +0,0 @@
-Pygments~=2.16.1
diff --git a/setup.cfg b/setup.cfg
index 2d4df47..26a2a8e 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -19,7 +19,7 @@ keywords = CKAN
 [options]
 packages = find:
 namespace_packages = ckanext
-install_requires =
+install_requires = Pygments~=2.16.1
 include_package_data = True
 
 [options.entry_points]