diff --git a/firmware/esp32/overland-controller/overland-controller.ino b/firmware/esp32/overland-controller/overland-controller.ino
index 935431a..60147d3 100644
--- a/firmware/esp32/overland-controller/overland-controller.ino
+++ b/firmware/esp32/overland-controller/overland-controller.ino
@@ -4165,6 +4165,15 @@ void setup() {
     server.on(API_V1("/bms/scan"), HTTP_POST, handleBleScan);
     server.on(API_V1("/bms/select"), HTTP_POST, handleSelectBms);
 
+
+    // Legacy compatibility routes.
+    server.on("/relay/relay_1/on", HTTP_GET, handleGenericRelayRoute);
+    server.on("/relay/relay_1/off", HTTP_GET, handleGenericRelayRoute);
+    server.on("/relay/relay_2/on", HTTP_GET, handleGenericRelayRoute);
+    server.on("/relay/relay_2/off", HTTP_GET, handleGenericRelayRoute);
+    server.on("/bms/scan", HTTP_POST, handleBleScan);
+    server.on("/bms/select", HTTP_POST, handleSelectBms);
+
     server.begin();
     Serial.println("Bare WebServer started");
     heapCheckpoint("setup:end");