diff --git a/Dockerfile b/Dockerfile
index 23a03a3..810e62b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.18.4
+FROM alpine:3.18.5
 COPY update.sh /usr/local/bin/update.sh
 COPY healthcheck.sh /usr/local/bin/healthcheck.sh
 RUN apk add --no-cache ca-certificates tzdata tini curl jq && \