diff --git a/Gemfile.lock b/Gemfile.lock
index 80476d6..3e9602a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,8 +1,8 @@
 PATH
   remote: .
   specs:
-    fluent-plugin-kubernetes-metrics (1.1.4)
-      fluentd (~> 1.9.1)
+    fluent-plugin-kubernetes-metrics (1.1.5)
+      fluentd (>= 1.9.1)
       kubeclient (~> 4.6.0)
       multi_json (~> 1.14.1)
       oj (~> 3.10.2)
@@ -10,31 +10,32 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.6.0)
-      public_suffix (>= 2.0.2, < 4.0)
-    concurrent-ruby (1.1.6)
-    cool.io (1.6.0)
-    crack (0.4.3)
-      safe_yaml (~> 1.0.0)
-    docile (1.3.1)
+    addressable (2.7.0)
+      public_suffix (>= 2.0.2, < 5.0)
+    concurrent-ruby (1.1.8)
+    cool.io (1.7.1)
+    crack (0.4.5)
+      rexml
+    docile (1.3.5)
     domain_name (0.5.20190701)
       unf (>= 0.0.5, < 1.0.0)
-    ffi (1.12.2)
+    ffi (1.14.2)
     ffi-compiler (1.0.1)
       ffi (>= 1.0.0)
       rake
-    fluentd (1.9.2)
+    fluentd (1.12.1)
+      bundler
       cool.io (>= 1.4.5, < 2.0.0)
       http_parser.rb (>= 0.5.1, < 0.7.0)
       msgpack (>= 1.3.1, < 2.0.0)
-      serverengine (>= 2.0.4, < 3.0.0)
+      serverengine (>= 2.2.2, < 3.0.0)
       sigdump (~> 0.2.2)
       strptime (>= 0.2.2, < 1.0.0)
       tzinfo (>= 1.0, < 3.0)
       tzinfo-data (~> 1.0)
       yajl-ruby (~> 1.0)
-    hashdiff (0.3.8)
-    http (4.3.0)
+    hashdiff (1.0.1)
+    http (4.4.1)
       addressable (~> 2.3)
       http-cookie (~> 1.0)
       http-form_data (~> 2.2)
@@ -42,33 +43,33 @@ GEM
     http-accept (1.7.0)
     http-cookie (1.0.3)
       domain_name (~> 0.5)
-    http-form_data (2.2.0)
-    http-parser (1.2.1)
+    http-form_data (2.3.0)
+    http-parser (1.2.3)
       ffi-compiler (>= 1.0, < 2.0)
     http_parser.rb (0.6.0)
-    json (2.3.1)
+    json (2.5.1)
     kubeclient (4.6.0)
       http (>= 3.0, < 5.0)
       recursive-open-struct (~> 1.0, >= 1.0.4)
       rest-client (~> 2.0)
     mime-types (3.3.1)
       mime-types-data (~> 3.2015)
-    mime-types-data (3.2019.1009)
-    msgpack (1.3.3)
+    mime-types-data (3.2021.0225)
+    msgpack (1.4.2)
     multi_json (1.14.1)
     netrc (0.11.0)
-    oj (3.10.2)
-    power_assert (1.1.3)
-    public_suffix (3.0.3)
-    rake (13.0.1)
-    recursive-open-struct (1.1.0)
+    oj (3.10.18)
+    power_assert (2.0.0)
+    public_suffix (4.0.6)
+    rake (13.0.3)
+    recursive-open-struct (1.1.3)
     rest-client (2.1.0)
       http-accept (>= 1.7.0, < 2.0)
       http-cookie (>= 1.0.2, < 2.0)
       mime-types (>= 1.16, < 4.0)
       netrc (~> 0.8)
-    safe_yaml (1.0.4)
-    serverengine (2.2.1)
+    rexml (3.2.4)
+    serverengine (2.2.3)
       sigdump (~> 0.2.2)
     sigdump (0.2.4)
     simplecov (0.16.1)
@@ -76,16 +77,16 @@ GEM
       json (>= 1.8, < 3)
       simplecov-html (~> 0.10.0)
     simplecov-html (0.10.2)
-    strptime (0.2.3)
-    test-unit (3.3.0)
+    strptime (0.2.5)
+    test-unit (3.3.9)
       power_assert
-    tzinfo (2.0.1)
+    tzinfo (2.0.4)
       concurrent-ruby (~> 1.0)
-    tzinfo-data (1.2019.3)
+    tzinfo-data (1.2021.1)
       tzinfo (>= 1.0.0)
     unf (0.1.4)
       unf_ext
-    unf_ext (0.0.7.6)
+    unf_ext (0.0.7.7)
     webmock (3.5.1)
       addressable (>= 2.3.6)
       crack (>= 0.3.2)
diff --git a/Makefile b/Makefile
index 1e00e3f..97cf261 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,5 @@
 VERSION := $(shell sh -c 'cat VERSION')
+NODEJS_VERSION := 14.15.1
 
 clean_pkg: 
 	@rm -rf pkg/* docker/*.gem 
@@ -16,7 +17,7 @@ docker: build install-deps
 	@cp pkg/fluent-plugin-*.gem docker
 	@mkdir -p docker/licenses
 	@cp -rp LICENSE docker/licenses/
-	@docker build --no-cache --pull --build-arg VERSION=$(VERSION) -t splunk/k8s-metrics:$(VERSION) ./docker
+	@docker build --no-cache --pull --build-arg VERSION=$(VERSION) --build-arg NODEJS_VERSION=$(NODEJS_VERSION) -t splunk/k8s-metrics:$(VERSION) ./docker
 
 unit-test:
 	@bundle exec rake test
@@ -28,5 +29,7 @@ install-deps:
 
 unpack: build
 	@cp pkg/fluent-plugin-*.gem docker
+	@mkdir -p docker/gem
+	@rm -rf docker/gem/*
 	@gem unpack docker/fluent-plugin-*.gem --target docker/gem
 	@cd docker && bundle install
\ No newline at end of file
diff --git a/VERSION b/VERSION
index 1b87bcd..314c3d7 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.1.4
\ No newline at end of file
+1.1.5
\ No newline at end of file
diff --git a/docker/Dockerfile b/docker/Dockerfile
index 3da286e..cd43c76 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -1,6 +1,7 @@
-FROM registry.access.redhat.com/ubi8/ruby-25
+FROM registry.access.redhat.com/ubi8/ruby-27
 
 ARG VERSION
+ARG NODEJS_VERSION
 
 LABEL name="Splunk Connect for Kubernetes Metrics container" \
       maintainer="DataEdge@splunk.com" \
@@ -19,9 +20,13 @@ COPY *.gem /tmp/
 COPY licenses /licenses
 
 COPY Gemfile* ./
-RUN gem install bundler \
+RUN yum update -y \
+   && npm install -g n \
+   && yum remove -y nodejs \
+   && n ${NODEJS_VERSION} \
+   && gem install bundler \
    && gem unpack /tmp/*.gem --target gem \
-   && bundle install
+   && bundle install 
 
 RUN groupadd -r $FLUENT_USER && \
   useradd -r -g $FLUENT_USER $FLUENT_USER && \
diff --git a/docker/Gemfile b/docker/Gemfile
index cec790e..ad14bc0 100644
--- a/docker/Gemfile
+++ b/docker/Gemfile
@@ -3,16 +3,16 @@ source 'https://rubygems.org'
 # This is separate gemfile for building docker image that has all plugins 
 # for kubernetes log collection agent
 # List all required gems here and install via bundler to resolve dependencies
-gem "fluentd", "=1.9.1" 
-gem "fluent-plugin-prometheus", "=1.7.0"
+gem "fluentd", "=1.11.5"
+gem "fluent-plugin-prometheus", "=1.8.5"
 gem "fluent-plugin-record-modifier", "=2.1.0"
-
+gem "fluent-plugin-kubernetes_metadata_filter", "=2.5.3"
 gem "fluent-plugin-jq", "=0.5.1"
-gem "oj", "=3.10.2"
+gem "oj", "=3.10.18"
 gem 'multi_json', '=1.14.1'
-gem 'bigdecimal', '=2.0.0'
+gem 'bigdecimal', '=3.0.0'
 gem 'kubeclient', '=4.6.0'
 gem 'http_parser.rb', '=0.5.3'
 
-gem "fluent-plugin-splunk-hec", "= 1.2.3"
+gem "fluent-plugin-splunk-hec", ">= 1.2.5"
 gem 'fluent-plugin-kubernetes-metrics', path: 'gem/'
\ No newline at end of file
diff --git a/docker/Gemfile.lock b/docker/Gemfile.lock
index 44a0f89..93bcc0b 100644
--- a/docker/Gemfile.lock
+++ b/docker/Gemfile.lock
@@ -1,8 +1,8 @@
 PATH
   remote: gem
   specs:
-    fluent-plugin-kubernetes-metrics (1.1.3)
-      fluentd (~> 1.9.1)
+    fluent-plugin-kubernetes-metrics (1.1.5)
+      fluentd (>= 1.9.1)
       kubeclient (~> 4.6.0)
       multi_json (~> 1.14.1)
       oj (~> 3.10.2)
@@ -10,53 +10,58 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    activemodel (5.2.4.3)
-      activesupport (= 5.2.4.3)
-    activesupport (5.2.4.3)
+    activemodel (6.1.3)
+      activesupport (= 6.1.3)
+    activesupport (6.1.3)
       concurrent-ruby (~> 1.0, >= 1.0.2)
-      i18n (>= 0.7, < 2)
-      minitest (~> 5.1)
-      tzinfo (~> 1.1)
+      i18n (>= 1.6, < 2)
+      minitest (>= 5.1)
+      tzinfo (~> 2.0)
+      zeitwerk (~> 2.3)
     addressable (2.7.0)
       public_suffix (>= 2.0.2, < 5.0)
-    aes_key_wrap (1.0.1)
+    aes_key_wrap (1.1.0)
     attr_required (1.0.1)
-    bigdecimal (2.0.0)
-    bindata (2.4.5)
-    concurrent-ruby (1.1.6)
-    connection_pool (2.2.2)
-    cool.io (1.6.0)
+    bigdecimal (3.0.0)
+    bindata (2.4.8)
+    concurrent-ruby (1.1.8)
+    connection_pool (2.2.3)
+    cool.io (1.7.1)
     domain_name (0.5.20190701)
       unf (>= 0.0.5, < 1.0.0)
-    ffi (1.12.2)
+    ffi (1.14.2)
     ffi-compiler (1.0.1)
       ffi (>= 1.0.0)
       rake
     fluent-plugin-jq (0.5.1)
       fluentd (>= 0.14.10, < 2)
       multi_json (~> 1.13)
-    fluent-plugin-prometheus (1.7.0)
-      fluentd (>= 0.14.20, < 2)
+    fluent-plugin-kubernetes_metadata_filter (2.5.3)
+      fluentd (>= 0.14.0, < 1.12)
+      kubeclient (< 5)
+      lru_redux
+    fluent-plugin-prometheus (1.8.5)
+      fluentd (>= 1.9.1, < 2)
       prometheus-client (< 0.10)
     fluent-plugin-record-modifier (2.1.0)
       fluentd (>= 1.0, < 2)
-    fluent-plugin-splunk-hec (1.2.3)
+    fluent-plugin-splunk-hec (1.2.5)
       fluentd (>= 1.4)
       multi_json (~> 1.13)
       net-http-persistent (~> 3.1)
       openid_connect (~> 1.1.8)
       prometheus-client (< 0.10.0)
-    fluentd (1.9.1)
+    fluentd (1.11.5)
       cool.io (>= 1.4.5, < 2.0.0)
       http_parser.rb (>= 0.5.1, < 0.7.0)
       msgpack (>= 1.3.1, < 2.0.0)
-      serverengine (>= 2.0.4, < 3.0.0)
+      serverengine (>= 2.2.2, < 3.0.0)
       sigdump (~> 0.2.2)
       strptime (>= 0.2.2, < 1.0.0)
       tzinfo (>= 1.0, < 3.0)
       tzinfo-data (~> 1.0)
       yajl-ruby (~> 1.0)
-    http (4.3.0)
+    http (4.4.1)
       addressable (~> 2.3)
       http-cookie (~> 1.0)
       http-form_data (~> 2.2)
@@ -64,14 +69,14 @@ GEM
     http-accept (1.7.0)
     http-cookie (1.0.3)
       domain_name (~> 0.5)
-    http-form_data (2.2.0)
-    http-parser (1.2.1)
+    http-form_data (2.3.0)
+    http-parser (1.2.3)
       ffi-compiler (>= 1.0, < 2.0)
     http_parser.rb (0.5.3)
     httpclient (2.8.3)
-    i18n (1.8.2)
+    i18n (1.8.9)
       concurrent-ruby (~> 1.0)
-    json-jwt (1.11.0)
+    json-jwt (1.13.0)
       activesupport (>= 4.2)
       aes_key_wrap
       bindata
@@ -79,19 +84,20 @@ GEM
       http (>= 3.0, < 5.0)
       recursive-open-struct (~> 1.0, >= 1.0.4)
       rest-client (~> 2.0)
+    lru_redux (1.1.0)
     mail (2.7.1)
       mini_mime (>= 0.1.1)
     mime-types (3.3.1)
       mime-types-data (~> 3.2015)
-    mime-types-data (3.2019.1009)
+    mime-types-data (3.2021.0225)
     mini_mime (1.0.2)
-    minitest (5.14.0)
-    msgpack (1.3.3)
+    minitest (5.14.4)
+    msgpack (1.4.2)
     multi_json (1.14.1)
     net-http-persistent (3.1.0)
       connection_pool (~> 2.2)
     netrc (0.11.0)
-    oj (3.10.2)
+    oj (3.10.18)
     openid_connect (1.1.8)
       activemodel
       attr_required (>= 1.0.0)
@@ -104,7 +110,7 @@ GEM
       webfinger (>= 1.0.1)
     prometheus-client (0.9.0)
       quantile (~> 0.2.1)
-    public_suffix (4.0.3)
+    public_suffix (4.0.6)
     quantile (0.2.1)
     rack (2.2.3)
     rack-oauth2 (1.16.0)
@@ -113,55 +119,56 @@ GEM
       httpclient
       json-jwt (>= 1.11.0)
       rack (>= 2.1.0)
-    rake (13.0.1)
-    recursive-open-struct (1.1.0)
+    rake (13.0.3)
+    recursive-open-struct (1.1.3)
     rest-client (2.1.0)
       http-accept (>= 1.7.0, < 2.0)
       http-cookie (>= 1.0.2, < 2.0)
       mime-types (>= 1.16, < 4.0)
       netrc (~> 0.8)
-    serverengine (2.2.1)
+    serverengine (2.2.3)
       sigdump (~> 0.2.2)
     sigdump (0.2.4)
-    strptime (0.2.3)
-    swd (1.1.2)
+    strptime (0.2.5)
+    swd (1.2.0)
       activesupport (>= 3)
       attr_required (>= 0.0.5)
       httpclient (>= 2.4)
-    thread_safe (0.3.6)
-    tzinfo (1.2.6)
-      thread_safe (~> 0.1)
-    tzinfo-data (1.2019.3)
+    tzinfo (2.0.4)
+      concurrent-ruby (~> 1.0)
+    tzinfo-data (1.2021.1)
       tzinfo (>= 1.0.0)
     unf (0.1.4)
       unf_ext
-    unf_ext (0.0.7.6)
+    unf_ext (0.0.7.7)
     validate_email (0.1.6)
       activemodel (>= 3.0)
       mail (>= 2.2.5)
-    validate_url (1.0.8)
+    validate_url (1.0.13)
       activemodel (>= 3.0.0)
       public_suffix
     webfinger (1.1.0)
       activesupport
       httpclient (>= 2.4)
     yajl-ruby (1.4.1)
+    zeitwerk (2.4.2)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
-  bigdecimal (= 2.0.0)
+  bigdecimal (= 3.0.0)
   fluent-plugin-jq (= 0.5.1)
   fluent-plugin-kubernetes-metrics!
-  fluent-plugin-prometheus (= 1.7.0)
+  fluent-plugin-kubernetes_metadata_filter (= 2.5.3)
+  fluent-plugin-prometheus (= 1.8.5)
   fluent-plugin-record-modifier (= 2.1.0)
-  fluent-plugin-splunk-hec (= 1.2.3)
-  fluentd (= 1.9.1)
+  fluent-plugin-splunk-hec (>= 1.2.5)
+  fluentd (= 1.11.5)
   http_parser.rb (= 0.5.3)
   kubeclient (= 4.6.0)
   multi_json (= 1.14.1)
-  oj (= 3.10.2)
+  oj (= 3.10.18)
 
 BUNDLED WITH
    2.1.4
diff --git a/docker/build.sh b/docker/build.sh
index a0601e1..fdf1ca9 100755
--- a/docker/build.sh
+++ b/docker/build.sh
@@ -1,6 +1,7 @@
 #!/usr/bin/env bash
 set -e
 TAG=$1
+NODEJS_VERSION=14.15.1
 
 # Install dependecies
 gem install bundler
@@ -16,4 +17,4 @@ VERSION=`cat VERSION`
 echo "Copying licenses to be included in the docker image..."
 mkdir -p docker/licenses
 cp -rp LICENSE docker/licenses/
-docker build --no-cache --pull --build-arg VERSION=$VERSION --no-cache -t splunk/k8s-metrics:$TAG ./docker
+docker build --no-cache --pull --build-arg VERSION=$VERSION --build-arg NODEJS_VERSION=$NODEJS_VERSION --no-cache -t splunk/k8s-metrics:$TAG ./docker
diff --git a/fluent-plugin-kubernetes-metrics.gemspec b/fluent-plugin-kubernetes-metrics.gemspec
index 3c26a72..4ae3b8d 100644
--- a/fluent-plugin-kubernetes-metrics.gemspec
+++ b/fluent-plugin-kubernetes-metrics.gemspec
@@ -24,7 +24,7 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency 'simplecov', '~> 0.16.1'
   spec.add_development_dependency 'test-unit', '~> 3.3.0'
   spec.add_development_dependency 'webmock', '~> 3.5.1'
-  spec.add_runtime_dependency 'fluentd', '~> 1.9.1'
+  spec.add_runtime_dependency 'fluentd', '>= 1.9.1'
   spec.add_runtime_dependency 'kubeclient', '~> 4.6.0'
   spec.add_runtime_dependency 'multi_json', '~> 1.14.1'
   spec.add_runtime_dependency 'oj', '~> 3.10.2'