diff --git a/changelogs/fragments/860-elb_classic_lb-create-https-listeners.yml b/changelogs/fragments/860-elb_classic_lb-create-https-listeners.yml
new file mode 100644
index 00000000000..5d2ba07a30a
--- /dev/null
+++ b/changelogs/fragments/860-elb_classic_lb-create-https-listeners.yml
@@ -0,0 +1,2 @@
+bugfixes:
+- elb_classic_lb - modify the return value of _format_listeners method to resolve a failure creating https listeners (https://github.com/ansible-collections/amazon.aws/pull/860).
diff --git a/plugins/modules/elb_classic_lb.py b/plugins/modules/elb_classic_lb.py
index 44f697ab89a..20ba0c36f12 100644
--- a/plugins/modules/elb_classic_lb.py
+++ b/plugins/modules/elb_classic_lb.py
@@ -890,7 +890,7 @@ def _format_listener(self, listener, inject_protocol=False):
         if ssl_id:
             formatted_listener['SSLCertificateId'] = ssl_id
 
-        return snake_dict_to_camel_dict(listener, True)
+        return formatted_listener
 
     def _format_healthcheck_target(self):
         """Compose target string from healthcheck parameters"""