diff --git a/Dockerfile b/Dockerfile
index 18674b2fe..6d0cb0dc7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -50,6 +50,7 @@ RUN mkdir -p /output/usr/bin && \
     go build -o /output/${BIN} \
     -ldflags "${LDFLAGS}" ${PKG}/cmd/${BIN}
 
+# The digest of tag "nonroot" at the time of v1.7.0
 FROM gcr.io/distroless/base-debian10@sha256:a74f307185001c69bc362a40dbab7b67d410a872678132b187774fa21718fa13
 
 LABEL maintainer="Nolan Brubaker <brubakern@vmware.com>"