diff --git a/Dockerfile b/Dockerfile
index c14b95a..003be19 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -27,7 +27,7 @@ RUN go build -o /usr/local/bin/secrets-webhook .
 RUN xx-verify /usr/local/bin/secrets-webhook
 
 
-FROM alpine:3.19.1@sha256:c5b1261d6d3e43071626931fc004f70149baeba2c8ec672bd4f27761f8e1ad6b
+FROM alpine:3.20.0@sha256:77726ef6b57ddf65bb551896826ec38bc3e53f75cdde31354fbffb4f25238ebd
 
 RUN apk add --update --no-cache ca-certificates tzdata libcap