diff --git a/src/hasp_gui.cpp b/src/hasp_gui.cpp
index 23b20183..89ba0e4c 100644
--- a/src/hasp_gui.cpp
+++ b/src/hasp_gui.cpp
@@ -646,13 +646,19 @@ void guiSetup()
     // static lv_color_t * guiVdbBuffer2 = (lv_color_t *)malloc(sizeof(lv_color_t) * guiVDBsize);
     // lv_disp_buf_init(&disp_buf, guiVdbBuffer1, guiVdbBuffer2, guiVDBsize);
     lv_disp_buf_init(&disp_buf, guiVdbBuffer1, NULL, guiVDBsize);
-#else
+#elif defined(ARDUINO_ARCH_ESP8266)
     /* allocate on heap */
     static lv_disp_buf_t disp_buf;
     static lv_color_t guiVdbBuffer1[5 * 512u]; // 5 KBytes
     // static lv_color_t guiVdbBuffer2[3 * 1024u]; // 6 KBytes
     guiVDBsize = sizeof(guiVdbBuffer1) / sizeof(guiVdbBuffer1[0]);
     lv_disp_buf_init(&disp_buf, guiVdbBuffer1, NULL, guiVDBsize);
+#else
+    static lv_disp_buf_t disp_buf;
+    static lv_color_t guiVdbBuffer1[16 * 512u]; // 16 KBytes
+    static lv_color_t guiVdbBuffer2[16 * 512u]; // 16 KBytes
+    lv_disp_buf_init(&disp_buf, guiVdbBuffer1, guiVdbBuffer2, guiVDBsize);
+    //lv_disp_buf_init(&disp_buf, guiVdbBuffer1, NULL, guiVDBsize);
 #endif
 
     /* Initialize PNG decoder */