diff --git a/CHANGELOG.md b/CHANGELOG.md
index 38ddca8160952f..a5d601500f1210 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+## 8.0.2
+  - Fix bug where logging errors for bad response codes would raise an unhandled exception
+
 ## 8.0.1
   - Fix some documentation issues
 
diff --git a/lib/logstash/outputs/elasticsearch/http_client/manticore_adapter.rb b/lib/logstash/outputs/elasticsearch/http_client/manticore_adapter.rb
index b1d51f12b32450..6e12db12639d2c 100644
--- a/lib/logstash/outputs/elasticsearch/http_client/manticore_adapter.rb
+++ b/lib/logstash/outputs/elasticsearch/http_client/manticore_adapter.rb
@@ -66,7 +66,7 @@ def perform_request(url, method, path, params={}, body=nil)
 
       request_uri = format_url(url, path)
 
-      resp = @manticore.send(method.downcase, request_uri, params)
+      resp = @manticore.send(method.downcase, request_uri.to_s, params)
 
       # Manticore returns lazy responses by default
       # We want to block for our usage, this will wait for the repsonse
@@ -106,7 +106,7 @@ def format_url(url, path_and_query=nil)
       
       request_uri.path = "#{request_uri.path}/#{parsed_path_and_query.path}".gsub(/\/{2,}/, "/")
         
-      request_uri.to_s
+      request_uri
     end
 
     def close
diff --git a/logstash-output-elasticsearch.gemspec b/logstash-output-elasticsearch.gemspec
index ade38506a81fa1..b606c2070c476e 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         = '8.0.1'
+  s.version         = '8.0.2'
   s.licenses        = ['apache-2.0']
   s.summary         = "Logstash Output to 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"
diff --git a/spec/unit/outputs/elasticsearch/http_client/manticore_adapter_spec.rb b/spec/unit/outputs/elasticsearch/http_client/manticore_adapter_spec.rb
index e27489c1fa81e9..f9279e39a95787 100644
--- a/spec/unit/outputs/elasticsearch/http_client/manticore_adapter_spec.rb
+++ b/spec/unit/outputs/elasticsearch/http_client/manticore_adapter_spec.rb
@@ -44,19 +44,44 @@
     end
   end
 
+  describe "bad response codes" do
+    let(:uri) { ::LogStash::Util::SafeURI.new("http://localhost:9200") }
+
+    it "should raise a bad response code error" do
+      resp = double("response")
+      allow(resp).to receive(:call)
+      allow(resp).to receive(:code).and_return(500)
+      allow(resp).to receive(:body).and_return("a body")
+
+      expect(subject.manticore).to receive(:get).
+        with(uri.to_s + "/", anything).
+        and_return(resp)
+
+      uri_with_path = uri.clone
+      uri_with_path.path = "/"
+
+      expect(::LogStash::Outputs::ElasticSearch::HttpClient::Pool::BadResponseCodeError).to receive(:new).
+        with(resp.code, uri_with_path, nil, resp.body).and_call_original
+
+      expect do
+        subject.perform_request(uri, :get, "/")
+      end.to raise_error(::LogStash::Outputs::ElasticSearch::HttpClient::Pool::BadResponseCodeError)
+    end
+  end
+
   describe "format_url" do
     let(:url) { ::LogStash::Util::SafeURI.new("http://localhost:9200/path/") }
     let(:path) { "_bulk" }
     subject { described_class.new(double("logger"), {}) }
 
     it "should add the path argument to the uri's path" do
-      expect(java.net.URI.new(subject.format_url(url, path)).path).to eq("/path/_bulk")
+      expect(subject.format_url(url, path).path).to eq("/path/_bulk")
     end
 
     context "when uri contains query parameters" do
       let(:query_params) { "query=value&key=value2" }
       let(:url) { ::LogStash::Util::SafeURI.new("http://localhost:9200/path/?#{query_params}") }
-      let(:formatted) { java.net.URI.new(subject.format_url(url, path))}
+      let(:formatted) { subject.format_url(url, path)}
 
       it "should retain query_params after format" do
         expect(formatted.query).to eq(query_params)
@@ -73,7 +98,7 @@
     
     context "when the path contains query parameters" do
       let(:path) { "/special_bulk?pathParam=1"}
-      let(:formatted) { java.net.URI.new(subject.format_url(url, path)) }
+      let(:formatted) { subject.format_url(url, path) }
       
       it "should add the path correctly" do
         expect(formatted.path).to eq("#{url.path}special_bulk")
@@ -86,10 +111,10 @@
 
     context "when uri contains credentials" do
       let(:url) { ::LogStash::Util::SafeURI.new("http://myuser:mypass@localhost:9200") }
-      let(:formatted) { java.net.URI.new(subject.format_url(url, path)) }
+      let(:formatted) { subject.format_url(url, path) }
 
       it "should remove credentials after format" do
-        expect(formatted.user_info).to be_nil
+        expect(formatted.userinfo).to be_nil
       end
     end
   end