diff --git a/src/web/WebCustomizationService.cpp b/src/web/WebCustomizationService.cpp
index 0dffaf843..e707d7d6c 100644
--- a/src/web/WebCustomizationService.cpp
+++ b/src/web/WebCustomizationService.cpp
@@ -200,7 +200,7 @@ void WebCustomizationService::devices(AsyncWebServerRequest * request) {
 // send back list of device entities
 void WebCustomizationService::device_entities(AsyncWebServerRequest * request, JsonVariant & json) {
     if (json.is<JsonObject>()) {
-        auto * response = new MsgpackAsyncJsonResponse(true, EMSESP_JSON_SIZE_XXXLARGE_DYN);
+        auto * response = new MsgpackAsyncJsonResponse(true, EMSESP_JSON_SIZE_XXLARGE_DYN);
         if (!response->getSize()) {
             delete response;
             response = new MsgpackAsyncJsonResponse(true, 256);
@@ -215,7 +215,8 @@ void WebCustomizationService::device_entities(AsyncWebServerRequest * request, J
                 JsonArray output = response->getRoot();
                 emsdevice->generate_values_web_customization(output);
 #endif
-                response->setLength();
+                size_t length = response->setLength();
+                EMSESP::logger().debug("Customization buffer used: %d", length);
                 request->send(response);
                 return;
             }
diff --git a/src/web/WebDataService.cpp b/src/web/WebDataService.cpp
index f708b8528..9fc99bc95 100644
--- a/src/web/WebDataService.cpp
+++ b/src/web/WebDataService.cpp
@@ -165,7 +165,7 @@ void WebDataService::sensor_data(AsyncWebServerRequest * request) {
 // Compresses the JSON using MsgPack https://msgpack.org/index.html
 void WebDataService::device_data(AsyncWebServerRequest * request, JsonVariant & json) {
     if (json.is<JsonObject>()) {
-        auto * response = new MsgpackAsyncJsonResponse(false, EMSESP_JSON_SIZE_XXXLARGE_DYN);
+        auto * response = new MsgpackAsyncJsonResponse(false, EMSESP_JSON_SIZE_XXLARGE_DYN);
         if (!response->getSize()) {
             delete response;
             response = new MsgpackAsyncJsonResponse(false, 256);
@@ -192,7 +192,8 @@ void WebDataService::device_data(AsyncWebServerRequest * request, JsonVariant &
                 // #endif
                 // #endif
 
-                response->setLength();
+                size_t length = response->setLength();
+                EMSESP::logger().debug("Dashboard buffer used: %d", length);
                 request->send(response);
                 return;
             }