diff --git a/Dockerfile b/Dockerfile
index 162fd66..daebefa 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 #inspired from https://github.com/fluent/fluentd-docker-image/blob/master/v1.16/alpine/Dockerfile
-FROM alpine:3.19
+FROM alpine:3.21
 
 LABEL maintainer "Stefan Reimer<stefan@zero-downtime.net>"
 LABEL Description="Fluentd docker image intended as ingestion service" Vendor="Zero Down Time" Version="${version}"
diff --git a/Gemfile b/Gemfile
index 417c5d5..8e4c98b 100644
--- a/Gemfile
+++ b/Gemfile
@@ -4,14 +4,14 @@
 source "https://rubygems.org"
 
 gem "ffi"
-gem "fluentd", "1.16.5"
+gem "fluentd", "1.18.0"
 gem "oj", "~> 3.16.0"
-gem "rexml", "~> 3.2.5"
+gem "rexml", "~> 3.3.0"
 gem "faraday-typhoeus", "~> 1.1.0"
 gem "fluent-plugin-multi-format-parser", "~> 1.1.0"
 gem "fluent-plugin-concat", "~> 2.5.0"
 gem "fluent-plugin-grok-parser", "~> 2.6.2"
-gem "fluent-plugin-prometheus", "~> 2.1.0"
+gem "fluent-plugin-prometheus", "~> 2.2.0"
 gem 'fluent-plugin-json-in-json-2', ">= 1.0.2"
 gem "fluent-plugin-record-modifier", "~> 2.2.0"
 gem "fluent-plugin-detect-exceptions", "~> 0.0.13"
@@ -19,5 +19,5 @@ gem "fluent-plugin-rewrite-tag-filter", "~> 2.4.0"
 gem "fluent-plugin-parser-cri", "~> 0.1.0"
 gem "fluent-plugin-opensearch", "~> 1.1.4"
 gem "fluent-plugin-dedot_filter", "~> 1.0"
-gem "fluent-plugin-kubernetes_metadata_filter", "~> 3.4.0"
+gem "fluent-plugin-kubernetes_metadata_filter", "~> 3.6.0"
 gem "fluent-plugin-s3"