diff --git a/crates/cargo-test-support/containers/sshd/Dockerfile b/crates/cargo-test-support/containers/sshd/Dockerfile
index b52eefbad..f25212770 100644
--- a/crates/cargo-test-support/containers/sshd/Dockerfile
+++ b/crates/cargo-test-support/containers/sshd/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.17
+FROM alpine:3.18
 
 RUN apk add --no-cache openssh git
 RUN ssh-keygen -A