diff --git a/Dockerfile b/Dockerfile
index 227b3d6b5..7a059d2a6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -49,7 +49,7 @@ GOOS=linux GOARCH=amd64 CGO_ENABLED=1 go build -tags netgo -ldflags '-s -w -link
 # ===================================
 # ===== Authelia official image =====
 # ===================================
-FROM alpine:3.12.2
+FROM alpine:3.12.3
 
 WORKDIR /app
 
diff --git a/Dockerfile.coverage b/Dockerfile.coverage
index 118404fb5..2be641565 100644
--- a/Dockerfile.coverage
+++ b/Dockerfile.coverage
@@ -49,7 +49,7 @@ go test -c --tags coverage -covermode=atomic -o authelia -coverpkg github.com/au
 # ===================================
 # ===== Authelia official image =====
 # ===================================
-FROM alpine:3.12.2
+FROM alpine:3.12.3
 
 RUN apk --no-cache add ca-certificates tzdata