diff --git a/cmd/deep/Dockerfile b/cmd/deep/Dockerfile
index 80fd1c5..2308ce8 100644
--- a/cmd/deep/Dockerfile
+++ b/cmd/deep/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.16 as certs
+FROM alpine:3.19.3 as certs
 RUN apk --update add ca-certificates
 ARG TARGETARCH
 COPY bin/linux/deep-${TARGETARCH} /deep