diff --git a/Dockerfile b/Dockerfile
index 6678bb6..be75190 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.19.1 as builder
+FROM alpine:3.20.0 as builder
 
 WORKDIR /go/src/github.com/systemli/prometheus-onion-service-exporter