diff --git a/docker/Dockerfile b/docker/Dockerfile
index ab1fd34..2b9a5e6 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -8,7 +8,11 @@ LABEL maintainer="Bo-Yi Wu <appleboy.tw@gmail.com>" \
   org.label-schema.vendor="Bo-Yi Wu" \
   org.label-schema.schema-version="1.0"
 
-RUN apk add --no-cache ca-certificates && \
+LABEL org.opencontainers.image.source=https://github.com/appleboy/drone-ssh
+LABEL org.opencontainers.image.description="Execute commands on a remote host through SSH"
+LABEL org.opencontainers.image.licenses=MIT
+
+RUN apk add --no-cache ca-certificates=20220614-r4 && \
   rm -rf /var/cache/apk/*
 
 COPY release/${TARGETOS}/${TARGETARCH}/drone-ssh /bin/