diff --git a/Dockerfile b/Dockerfile
index b6f4a68..59889b6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -16,7 +16,7 @@ RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 \
     go build -trimpath -tags netgo -ldflags '-extldflags "-static" -s -w' -o /usr/bin/caddy
 
 # Fetch the latest default welcome page and default Caddy config
-FROM harbor.ervine.org/library/x86_64/alpine:3.12 AS fetch-assets
+FROM harbor.ervine.org/library/x86_64/alpine/alpine:3.12 AS fetch-assets
 
 RUN apk add --no-cache git
 
@@ -29,7 +29,7 @@ RUN git checkout $DIST_COMMIT
 RUN cp config/Caddyfile /Caddyfile
 RUN cp welcome/index.html /index.html
 
-FROM harbor.ervine.org/library/x86_64/alpine:3.12 AS alpine
+FROM harbor.ervine.org/library/x86_64/alpine/alpine:3.12 AS alpine
 
 COPY --from=builder /usr/bin/caddy /usr/bin/caddy
 COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs