diff --git a/esp32_3MB.csv b/esp32_3MB.csv
index 9457d66..f56623f 100644
--- a/esp32_3MB.csv
+++ b/esp32_3MB.csv
@@ -3,4 +3,5 @@ nvs,      data, nvs,      0x9000,    0x5000
 otadata,  data, ota,      0xE000,    0x2000
 app0,     app,  ota_0,    0x10000,   0x180000
 app1,     app,  ota_1,    0x190000,  0x180000
-spiffs,   data, spiffs,   0x310000,  0x0F0000
+spiffs,   data, spiffs,   0x310000,  0x0E0000
+coredump, data, coredump, 0x3F0000,  0x10000