diff --git a/CHANGELOG.md b/CHANGELOG.md
index cdcdff6d..06d1cb1e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+## 12.0.1
+ - Remove irrelevant log warning about elastic stack version [#1200](https://github.com/logstash-plugins/logstash-output-elasticsearch/pull/1200)
+
 ## 12.0.0
   - SSL settings that were marked deprecated in version `11.14.0` are now marked obsolete, and will prevent the plugin from starting.
   - These settings are:
diff --git a/lib/logstash/outputs/elasticsearch/http_client/pool.rb b/lib/logstash/outputs/elasticsearch/http_client/pool.rb
index fb3194cc..68715066 100644
--- a/lib/logstash/outputs/elasticsearch/http_client/pool.rb
+++ b/lib/logstash/outputs/elasticsearch/http_client/pool.rb
@@ -515,20 +515,13 @@ def set_last_es_version(version, url)
       major = major_version(version)
       if @maximum_seen_major_version.nil?
         @logger.info("Elasticsearch version determined (#{version})", es_version: major)
-        set_maximum_seen_major_version(major)
+        @maximum_seen_major_version = major
       elsif major > @maximum_seen_major_version
         warn_on_higher_major_version(major, url)
         @maximum_seen_major_version = major
       end
     end
 
-    def set_maximum_seen_major_version(major)
-      if major >= 6
-        @logger.warn("Detected a 6.x and above cluster: the `type` event field won't be used to determine the document _type", es_version: major)
-      end
-      @maximum_seen_major_version = major
-    end
-
     def warn_on_higher_major_version(major, url)
       @logger.warn("Detected a node with a higher major version than previously observed, " +
                    "this could be the result of an Elasticsearch cluster upgrade",
diff --git a/logstash-output-elasticsearch.gemspec b/logstash-output-elasticsearch.gemspec
index 8c6ef259..090b1064 100644
--- a/logstash-output-elasticsearch.gemspec
+++ b/logstash-output-elasticsearch.gemspec
@@ -1,6 +1,6 @@
 Gem::Specification.new do |s|
   s.name            = 'logstash-output-elasticsearch'
-  s.version         = '12.0.0'
+  s.version         = '12.0.1'
   s.licenses        = ['apache-2.0']
   s.summary         = "Stores logs in Elasticsearch"
   s.description     = "This gem is a Logstash plugin required to be installed on top of the Logstash core pipeline using $LS_HOME/bin/logstash-plugin install gemname. This gem is not a stand-alone program"