diff --git a/Dockerfile b/Dockerfile
index a4ebff5..83ce4e6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -69,5 +69,5 @@ RUN \
 COPY root/ /
 
 # ports and volumes
-EXPOSE 9091 51413
+EXPOSE 9091 51413/tcp 51413/udp
 VOLUME /config /downloads /watch
diff --git a/Dockerfile.aarch64 b/Dockerfile.aarch64
index e899202..226bb5f 100644
--- a/Dockerfile.aarch64
+++ b/Dockerfile.aarch64
@@ -69,5 +69,5 @@ RUN \
 COPY root/ /
 
 # ports and volumes
-EXPOSE 9091 51413
+EXPOSE 9091 51413/tcp 51413/udp
 VOLUME /config /downloads /watch
diff --git a/Dockerfile.armhf b/Dockerfile.armhf
index 717cd9a..552178b 100644
--- a/Dockerfile.armhf
+++ b/Dockerfile.armhf
@@ -69,5 +69,5 @@ RUN \
 COPY root/ /
 
 # ports and volumes
-EXPOSE 9091 51413
+EXPOSE 9091 51413/tcp 51413/udp
 VOLUME /config /downloads /watch