diff --git a/Dockerfile b/Dockerfile
index efcdb74..94a925c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,12 +1,12 @@
 # Builder phase, includes golang toolchain
-FROM golang:1.20.11-alpine3.18 as builder
+FROM golang:1.22.0-alpine3.19 as builder
 COPY . /src
 WORKDIR /src
 RUN go build -o mq2prom ./cmd
 
 # Runtime phase, contains bare alpine plus the built binary and the config file
 # IMPORTANT: keep the alpine version on the builder and the runtime base images aligned
-FROM alpine:3.18
+FROM alpine3.19
 RUN mkdir /mq2prom
 WORKDIR /mq2prom
 COPY --from=builder /src/mq2prom /src/config.yaml .
diff --git a/go.mod b/go.mod
index a3b782e..0e70d66 100644
--- a/go.mod
+++ b/go.mod
@@ -23,8 +23,8 @@ require (
 	github.com/prometheus/common v0.42.0 // indirect
 	github.com/prometheus/procfs v0.10.1 // indirect
 	github.com/rogpeppe/go-internal v1.11.0 // indirect
-	golang.org/x/net v0.8.0 // indirect
+	golang.org/x/net v0.21.0 // indirect
 	golang.org/x/sync v0.2.0 // indirect
-	golang.org/x/sys v0.8.0 // indirect
+	golang.org/x/sys v0.17.0 // indirect
 	google.golang.org/protobuf v1.30.0 // indirect
 )
diff --git a/go.sum b/go.sum
index 6513d6a..b538171 100644
--- a/go.sum
+++ b/go.sum
@@ -40,14 +40,14 @@ github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
 github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
-golang.org/x/net v0.8.0 h1:Zrh2ngAOFYneWTAIAPethzeaQLuHwhuBkuV6ZiRnUaQ=
-golang.org/x/net v0.8.0/go.mod h1:QVkue5JL9kW//ek3r6jTKnTFis1tRmNAW2P1shuFdJc=
+golang.org/x/net v0.21.0 h1:AQyQV4dYCvJ7vGmJyKki9+PBdyvhkSd8EIx/qb0AYv4=
+golang.org/x/net v0.21.0/go.mod h1:bIjVDfnllIU7BJ2DNgfnXvpSvtn8VRwhlsaeUTyUS44=
 golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.2.0 h1:PUR+T4wwASmuSTYdKjYHI5TD22Wy5ogLU5qZCOLxBrI=
 golang.org/x/sync v0.2.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.8.0 h1:EBmGv8NaZBZTWvrbjNoL6HVt+IVy3QDQpJs7VRIw3tU=
-golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.17.0 h1:25cE3gD+tdBA7lp7QfhuV+rJiE9YXTcS3VG1SqssI/Y=
+golang.org/x/sys v0.17.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
 google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=