diff --git a/.github/docker/Dockerfile b/.github/docker/Dockerfile
index 84fd58e..8328e50 100644
--- a/.github/docker/Dockerfile
+++ b/.github/docker/Dockerfile
@@ -1,4 +1,5 @@
 FROM scratch
 ARG TARGETOS TARGETARCH
 COPY $TARGETOS-$TARGETARCH/dmarc-report-viewer /
+EXPOSE 8080
 CMD ["./dmarc-report-viewer"]
\ No newline at end of file