diff --git a/Dockerfile b/Dockerfile
index 81588a8..d4e66ae 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM docker.io/library/alpine:3
+FROM docker.io/library/alpine:edge
 
 LABEL org.opencontainers.image.title=jswank/alpine-cli \
       org.opencontainers.image.description="A minimal image for running Linux CLI utilities" \
diff --git a/justfile b/justfile
index b5e732d..940a62f 100644
--- a/justfile
+++ b/justfile
@@ -1,6 +1,7 @@
 set dotenv-load
 
-image := "jswank/alpine-cli:latest"
+tag := `grep ^FROM Dockerfile | cut -d: -f2`
+image := "jswank/alpine-cli:" + tag
 
 registry := "ghcr.io"
 registry_user := "jswank"