diff --git a/Dockerfile b/Dockerfile
index 4a5b2e80..a3f45064 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -29,4 +29,11 @@ ADD knexfile.js         /app/knexfile.js
 VOLUME [ "/data", "/etc/letsencrypt" ]
 CMD [ "/init" ]
 
+# Ports
+EXPOSE 80
+EXPOSE 81
+EXPOSE 443
+EXPOSE 9876
+
 HEALTHCHECK --interval=15s --timeout=3s CMD curl -f http://localhost:9876/health || exit 1
+
diff --git a/Dockerfile.armhf b/Dockerfile.armhf
index 537b6d40..af6b82a1 100644
--- a/Dockerfile.armhf
+++ b/Dockerfile.armhf
@@ -29,4 +29,10 @@ ADD knexfile.js         /app/knexfile.js
 VOLUME [ "/data", "/etc/letsencrypt" ]
 CMD [ "/init" ]
 
+# Ports
+EXPOSE 80
+EXPOSE 81
+EXPOSE 443
+EXPOSE 9876
+
 HEALTHCHECK --interval=15s --timeout=3s CMD curl -f http://localhost:9876/health || exit 1