diff --git a/build/buildx.Dockerfile b/build/buildx.Dockerfile
index 7759cd7..6e08405 100644
--- a/build/buildx.Dockerfile
+++ b/build/buildx.Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.19.1
+FROM alpine:3.20.3
 
 RUN apk --no-cache add ca-certificates
 RUN addgroup -S contentserver && \