diff --git a/Dockerfile.multiarch b/Dockerfile.multiarch
index 4316bd8..28d2094 100644
--- a/Dockerfile.multiarch
+++ b/Dockerfile.multiarch
@@ -8,7 +8,7 @@ WORKDIR /src
 
 RUN make build
 
-FROM alpine:3.17@sha256:124c7d2707904eea7431fffe91522a01e5a861a624ee31d03372cc1d138a3126
+FROM alpine:3.18@sha256:02bb6f428431fbc2809c5d1b41eab5a68350194fb508869a33cb1af4444c9b11
 
 LABEL maintainer="Robert Kaussow <mail@thegeeklab.de>"
 LABEL org.opencontainers.image.authors="Robert Kaussow <mail@thegeeklab.de>"