diff --git a/changelogs/fragments/1800-elb_target_group_property.yml b/changelogs/fragments/1800-elb_target_group_property.yml
new file mode 100644
index 00000000000..3c8e2625680
--- /dev/null
+++ b/changelogs/fragments/1800-elb_target_group_property.yml
@@ -0,0 +1,2 @@
+bugfixes:
+  - elb_target_group - get ``ProtocolVersion`` key from ``target_group`` attributes only when exists (https://github.com/ansible-collections/community.aws/pull/1800).
diff --git a/plugins/modules/elb_target_group.py b/plugins/modules/elb_target_group.py
index 854876e0710..45a6e7ae965 100644
--- a/plugins/modules/elb_target_group.py
+++ b/plugins/modules/elb_target_group.py
@@ -680,12 +680,12 @@ def create_or_update_target_group(connection, module):
 
                 # Matcher (successful response codes)
                 # TODO: required and here?
-                if 'Matcher' in params:
-                    code_key = 'HttpCode'
-                    if target_group['ProtocolVersion'] == 'GRPC':
-                        code_key = 'GrpcCode'
-                    current_matcher_list = target_group['Matcher'][code_key].split(',')
-                    requested_matcher_list = params['Matcher'][code_key].split(',')
+                if "Matcher" in params:
+                    code_key = "HttpCode"
+                    if target_group.get("ProtocolVersion") == "GRPC":
+                        code_key = "GrpcCode"
+                    current_matcher_list = target_group["Matcher"][code_key].split(",")
+                    requested_matcher_list = params["Matcher"][code_key].split(",")
                     if set(current_matcher_list) != set(requested_matcher_list):
                         health_check_params['Matcher'] = {}
                         health_check_params['Matcher'][code_key] = ','.join(requested_matcher_list)