diff --git a/plugins/modules/acme_certificate.py b/plugins/modules/acme_certificate.py
index 120eb3be..f1d233b4 100644
--- a/plugins/modules/acme_certificate.py
+++ b/plugins/modules/acme_certificate.py
@@ -1153,8 +1153,7 @@ class ACMEClient(object):
 
         if cert['cert'] is not None:
             pem_cert = cert['cert']
-
-            chain = [link for link in cert.get('chain', [])]
+            chain = list(cert.get('chain', []))
 
             if self.dest and write_file(self.module, self.dest, pem_cert.encode('utf8')):
                 self.cert_days = get_cert_days(self.module, self.dest)
diff --git a/tests/unit/plugins/module_utils/crypto/test_asn1.py b/tests/unit/plugins/module_utils/crypto/test_asn1.py
index 762ebfcc..3806172b 100644
--- a/tests/unit/plugins/module_utils/crypto/test_asn1.py
+++ b/tests/unit/plugins/module_utils/crypto/test_asn1.py
@@ -78,7 +78,7 @@ def test_pack_asn_invalid_class():
 @pytest.mark.parametrize('value, expected', TEST_CASES)
 def test_test_cases(value, expected, tmp_path):
     test_file = tmp_path / 'test.der'
-    subprocess.run(['openssl', 'asn1parse', '-genstr', value, '-noout', '-out', test_file])
+    subprocess.run(['openssl', 'asn1parse', '-genstr', value, '-noout', '-out', test_file], check=True)
 
     with open(test_file, mode='rb') as fd:
         b_data = fd.read()