ci: DL3020

1 files changed, 1 insertions, 1 deletions

diff --git a/Dockerfile b/Dockerfile
index 4a68716..e0dd25c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 FROM alpine AS builder
 ARG MDNS_REPEATER_VERSION=local
-ADD mdns-repeater.c mdns-repeater.c
+COPY mdns-repeater.c mdns-repeater.c
 RUN set -ex && \
     apk add --no-cache build-base && \
     gcc -o /bin/mdns-repeater mdns-repeater.c -DMDNS_REPEATER_VERSION=\"${MDNS_REPEATER_VERSION}\"