diff --git a/changelogs/fragments/64648-acme_certificate-acmev1.yml b/changelogs/fragments/64648-acme_certificate-acmev1.yml
new file mode 100644
index 00000000000..56776b0a5d1
--- /dev/null
+++ b/changelogs/fragments/64648-acme_certificate-acmev1.yml
@@ -0,0 +1,2 @@
+bugfixes:
+- "acme_certificate - fix misbehavior when ACME v1 is used with ``modify_account`` set to ``false``."
\ No newline at end of file
diff --git a/lib/ansible/modules/crypto/acme/acme_certificate.py b/lib/ansible/modules/crypto/acme/acme_certificate.py
index de94e9c5464..7f97742e2a5 100644
--- a/lib/ansible/modules/crypto/acme/acme_certificate.py
+++ b/lib/ansible/modules/crypto/acme/acme_certificate.py
@@ -646,9 +646,6 @@ class ACMEClient(object):
         Return the authorization object of the new authorization
         https://tools.ietf.org/html/draft-ietf-acme-acme-02#section-6.4
         '''
-        if self.account.uri is None:
-            return
-
         new_authz = {
             "resource": "new-authz",
             "identifier": {"type": identifier_type, "value": identifier},