diff --git a/requests/certs.py b/requests/certs.py
index a14a7ee..a1841ca 100644
--- a/requests/certs.py
+++ b/requests/certs.py
@@ -10,8 +10,12 @@ only one — the one from the certifi package.
 If you are packaging Requests, e.g., for a Linux distribution or a managed
 environment, you can change the definition of where() to return a separately
 packaged CA bundle.
-"""
-from certifi import where

+This OpenEuler-patched package returns "/etc/pki/tls/certs/ca-bundle.crt" provided
+by the ca-certificates RPM package.
+"""
+def where():
+    """Return the absolute path to the system CA bundle."""
+    return '/etc/pki/tls/certs/ca-bundle.crt'
 if __name__ == '__main__':
     print(where())
diff --git a/setup.py b/setup.py
index ce5e5c8..de86a91 100755
--- a/setup.py
+++ b/setup.py
@@ -46,7 +46,6 @@ requires = [
     'idna>=2.5,<3; python_version < "3"',
     'idna>=2.5,<4; python_version >= "3"',
     'urllib3>=1.21.1,<1.27',
-    'certifi>=2017.4.17'

 ]
 test_requirements = [
--
2.27.0