diff --git a/Dockerfile b/Dockerfile
index a772fca..1178b91 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,10 +1,10 @@
-FROM golang:1.19.1-alpine3.16 as builder
+FROM golang:1.20.3 as builder
 WORKDIR /build
 COPY . .
 RUN \
   CGO_ENABLED=0 \
   go build -o main cmd/main.go
 
-FROM busybox:1.34.1
+FROM busybox:1.36.0
 COPY --from=builder /build/main /main
 ENTRYPOINT ["/main"]
diff --git a/go.mod b/go.mod
index c1b1a0e..089438a 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/calvinbui/homer-docker-service-discovery
 
-go 1.19
+go 1.20
 
 require (
 	github.com/caarlos0/env/v6 v6.10.1