diff --git a/Dockerfile.coverage b/Dockerfile.coverage
index 15754af5e..66edb9e18 100644
--- a/Dockerfile.coverage
+++ b/Dockerfile.coverage
@@ -15,7 +15,7 @@ RUN yarn global add pnpm && \
 # =======================================
 # ===== Build image for the backend =====
 # =======================================
-FROM golang:1.18.2-alpine AS builder-backend
+FROM golang:1.18.3-alpine AS builder-backend
 
 WORKDIR /go/src/app
 
diff --git a/Dockerfile.dev b/Dockerfile.dev
index a319f3734..f12828eb8 100644
--- a/Dockerfile.dev
+++ b/Dockerfile.dev
@@ -13,7 +13,7 @@ RUN yarn install --frozen-lockfile && yarn build
 # =======================================
 # ===== Build image for the backend =====
 # =======================================
-FROM golang:1.18.2-alpine AS builder-backend
+FROM golang:1.18.3-alpine AS builder-backend
 
 WORKDIR /go/src/app
 
diff --git a/internal/suites/example/compose/authelia/Dockerfile.backend b/internal/suites/example/compose/authelia/Dockerfile.backend
index 8327314f4..cbb21e4e7 100644
--- a/internal/suites/example/compose/authelia/Dockerfile.backend
+++ b/internal/suites/example/compose/authelia/Dockerfile.backend
@@ -1,4 +1,4 @@
-FROM golang:1.18.2-alpine
+FROM golang:1.18.3-alpine
 
 ARG USER_ID
 ARG GROUP_ID