diff --git a/ampel-firmware/web_config.cpp b/ampel-firmware/web_config.cpp
index 23735145fea39c748c893e40917891e6a2d7ff8f..8405ae79be9ace0164ce46c5a108dcddb49454e1 100644
--- a/ampel-firmware/web_config.cpp
+++ b/ampel-firmware/web_config.cpp
@@ -71,6 +71,14 @@ namespace web_config {
       Serial.println(F("Done!"));
     }, F("(resets the complete IotWeb config)"));
 
+    sensor_console::defineStringCommand("conf", [](char *new_value) {
+      Serial.print(F("Setting stringParam to "));
+      Serial.println(new_value);
+      strncpy(config::stringParam.value(), new_value, STRING_LEN);
+      Serial.println(F("Done"));
+      iotWebConf->saveConfig();
+    }, F("some_text (config setter)"));
+
 #if !defined(AMPEL_WIFI)
     iotWebConf->loadConfig();
     return;