diff --git a/platformio.ini b/platformio.ini
index 1a60e8c..3082db0 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -6,6 +6,8 @@ framework = arduino
 monitor_speed = 115200
 monitor_filters = esp32_exception_decoder
 board_build.partitions = partitions_pd.csv
+build_flags = -DBOARD_HAS_PSRAM
+              -mfix-esp32-psram-cache-issue
 
 # OTA
 ;upload_port = 192.168.178.60
diff --git a/src/app.cpp b/src/app.cpp
index 8289737..402e9e9 100644
--- a/src/app.cpp
+++ b/src/app.cpp
@@ -79,7 +79,7 @@ void setupApp()
 		doc["wifi"]["gateway"] = WiFi.gatewayIP().toString();
 
 		doc["device"]["id"] = DeviceId;
-		doc["device"]["heap"] = ESP.getFreeHeap();
+		doc["device"]["time"] = time(NULL);
 		doc["device"]["bootCycle"] = deviceGetBootCount();
 		doc["device"]["screen"]["width"] = 640;
 		doc["device"]["screen"]["height"] = 384;
@@ -87,7 +87,11 @@ void setupApp()
 		doc["device"]["fs"]["total"] = SPIFFS.totalBytes();
 		doc["device"]["fs"]["used"] = SPIFFS.usedBytes();
 		doc["device"]["fs"]["free"] = SPIFFS.totalBytes() - SPIFFS.usedBytes();
-		doc["device"]["time"] = time(NULL);
+
+		doc["device"]["heap"]["total"] = ESP.getHeapSize();
+		doc["device"]["heap"]["free"] = ESP.getFreeHeap();
+		doc["device"]["psram"]["total"] = ESP.getPsramSize();
+		doc["device"]["psram"]["free"] = ESP.getFreePsram();
 
 		doc["playlist"]["current"] = PlaylistGetCurrentFace();
 		doc["playlist"]["remaining"] = PlaylistGetRemainingTimeMs() / 1000;