diff --git a/arduino/CommandStation-EX b/arduino/CommandStation-EX
index 7311f2c..ff53b90 160000
--- a/arduino/CommandStation-EX
+++ b/arduino/CommandStation-EX
@@ -1 +1 @@
-Subproject commit 7311f2ce64b66c0703859e786717df57d7cc1eb7
+Subproject commit ff53b9003491d277241b5c9bb8a5baeb8167aaaf
diff --git a/arduino/dcc-ex.github.io b/arduino/dcc-ex.github.io
index f74f30d..57928e8 160000
--- a/arduino/dcc-ex.github.io
+++ b/arduino/dcc-ex.github.io
@@ -1 +1 @@
-Subproject commit f74f30debc2688769ae2d5b50330a6aab3a8a985
+Subproject commit 57928e87294d5ab988a36e205220de4216abdc5e
diff --git a/requirements-prod.txt b/requirements-prod.txt
new file mode 100644
index 0000000..8f22dcc
--- /dev/null
+++ b/requirements-prod.txt
@@ -0,0 +1 @@
+gunicorn