diff --git a/Dockerfile b/Dockerfile
index 25aa1db..9ff3771 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.21.5-alpine3.19 AS builder
+FROM golang:1.21.6-alpine3.19 AS builder
 WORKDIR /usr/src/app
 COPY go.mod go.sum ./
 RUN go mod download && go mod verify
diff --git a/go.mod b/go.mod
index ef02070..8291838 100644
--- a/go.mod
+++ b/go.mod
@@ -1,5 +1,5 @@
 module github.com/robsonpeixoto/echo-server
 
-go 1.21.5
+go 1.21.6
 
 require go.uber.org/automaxprocs v1.5.3