diff --git a/src/console.cpp b/src/console.cpp
index 71be1fc13..fc193179c 100644
--- a/src/console.cpp
+++ b/src/console.cpp
@@ -718,7 +718,7 @@ void Console::load_system_commands(unsigned int context) {
                                        [](Shell & shell, const std::vector<std::string> & arguments) {
                                            if (arguments.size() == 0) {
                                                EMSESP::webSettingsService.read([&](WebSettings & settings) {
-                                                   for (uint8_t i = 0; i < NUM_SENSOR_NAMES; i++) {
+                                                   for (uint8_t i = 0; i < MAX_NUM_SENSOR_NAMES; i++) {
                                                        if (!settings.sensor[i].id.isEmpty()) {
                                                            shell.print(settings.sensor[i].id);
                                                            shell.print(" : ");
diff --git a/src/dallassensor.cpp b/src/dallassensor.cpp
index a53cbff6a..1a8e96b7a 100644
--- a/src/dallassensor.cpp
+++ b/src/dallassensor.cpp
@@ -313,7 +313,7 @@ std::string DallasSensor::Sensor::to_string(const bool name) const {
     std::string str = id_string();
     EMSESP::webSettingsService.read([&](WebSettings & settings) {
         if (settings.dallas_format == Dallas_Format::NAME || name) {
-            for (uint8_t i = 0; i < NUM_SENSOR_NAMES; i++) {
+            for (uint8_t i = 0; i < MAX_NUM_SENSOR_NAMES; i++) {
                 if (strcmp(settings.sensor[i].id.c_str(), str.c_str()) == 0) {
                     str = settings.sensor[i].name.c_str();
                 }
@@ -328,7 +328,7 @@ int16_t DallasSensor::Sensor::offset() const {
     std::string str    = id_string();
     int16_t     offset = 0; // default value
     EMSESP::webSettingsService.read([&](WebSettings & settings) {
-        for (uint8_t i = 0; i < NUM_SENSOR_NAMES; i++) {
+        for (uint8_t i = 0; i < MAX_NUM_SENSOR_NAMES; i++) {
             if (strcmp(settings.sensor[i].id.c_str(), str.c_str()) == 0) {
                 offset = settings.sensor[i].offset;
             }
@@ -376,7 +376,7 @@ bool DallasSensor::update(const char * idstr, const char * name, int16_t offset)
     EMSESP::webSettingsService.update(
         [&](WebSettings & settings) {
             // check for new name of stored id
-            for (uint8_t i = 0; i < NUM_SENSOR_NAMES; i++) {
+            for (uint8_t i = 0; i < MAX_NUM_SENSOR_NAMES; i++) {
                 if (strcmp(id, settings.sensor[i].id.c_str()) == 0) {
                     if (strlen(name) == 0 && offset == 0) { // delete entry if name and offset is empty
                         LOG_INFO(F("Deleting entry for sensor %s"), id);
@@ -397,7 +397,7 @@ bool DallasSensor::update(const char * idstr, const char * name, int16_t offset)
             }
 
             // check for free place
-            for (uint8_t i = 0; i < NUM_SENSOR_NAMES; i++) {
+            for (uint8_t i = 0; i < MAX_NUM_SENSOR_NAMES; i++) {
                 if (settings.sensor[i].id.isEmpty()) {
                     settings.sensor[i].id     = id;
                     settings.sensor[i].name   = (strlen(name) == 0) ? id : name;
@@ -410,7 +410,7 @@ bool DallasSensor::update(const char * idstr, const char * name, int16_t offset)
             }
 
             // check if there is a unused id and overwrite it
-            for (uint8_t i = 0; i < NUM_SENSOR_NAMES; i++) {
+            for (uint8_t i = 0; i < MAX_NUM_SENSOR_NAMES; i++) {
                 bool found = false;
                 for (const auto & sensor : sensors_) {
                     if (strcmp(sensor.id_string().c_str(), settings.sensor[i].id.c_str()) == 0) {
diff --git a/src/web/WebSettingsService.cpp b/src/web/WebSettingsService.cpp
index 1c223019a..5af677f52 100644
--- a/src/web/WebSettingsService.cpp
+++ b/src/web/WebSettingsService.cpp
@@ -67,7 +67,7 @@ void WebSettings::read(WebSettings & settings, JsonObject & root) {
     root["weblog_buffer"]        = settings.weblog_buffer;
     root["weblog_compact"]       = settings.weblog_compact;
 
-    for (uint8_t i = 0; i < NUM_SENSOR_NAMES; i++) {
+    for (uint8_t i = 0; i < MAX_NUM_SENSOR_NAMES; i++) {
         char buf[20];
         snprintf(buf, sizeof(buf), "sensor_id%d", i);
         root[buf] = settings.sensor[i].id;
@@ -205,7 +205,7 @@ StateUpdateResult WebSettings::update(JsonObject & root, WebSettings & settings)
     settings.weblog_buffer  = root["weblog_buffer"] | EMSESP_DEFAULT_WEBLOG_BUFFER;
     settings.weblog_compact = root["weblog_compact"] | EMSESP_DEFAULT_WEBLOG_COMPACT;
 
-    for (uint8_t i = 0; i < NUM_SENSOR_NAMES; i++) {
+    for (uint8_t i = 0; i < MAX_NUM_SENSOR_NAMES; i++) {
         char buf[20];
         snprintf(buf, sizeof(buf), "sensor_id%d", i);
         settings.sensor[i].id = root[buf] | EMSESP_DEFAULT_SENSOR_NAME;
diff --git a/src/web/WebSettingsService.h b/src/web/WebSettingsService.h
index d0403eff3..dd51f1847 100644
--- a/src/web/WebSettingsService.h
+++ b/src/web/WebSettingsService.h
@@ -28,7 +28,7 @@
 #define EMSESP_SETTINGS_SERVICE_PATH "/rest/emsespSettings"
 #define EMSESP_BOARD_PROFILE_SERVICE_PATH "/rest/boardProfile"
 
-#define NUM_SENSOR_NAMES 10
+#define MAX_NUM_SENSOR_NAMES 20
 
 namespace emsesp {
 
@@ -71,7 +71,7 @@ class WebSettings {
         String  id;
         String  name;
         int16_t offset;
-    } sensor[NUM_SENSOR_NAMES];
+    } sensor[MAX_NUM_SENSOR_NAMES];
 
     static void              read(WebSettings & settings, JsonObject & root);
     static StateUpdateResult update(JsonObject & root, WebSettings & settings);