diff --git a/tools/unit-test-app/partition_table_unit_test_app_2m.csv b/tools/unit-test-app/partition_table_unit_test_app_2m.csv
new file mode 100644
index 0000000000..0066635843
--- /dev/null
+++ b/tools/unit-test-app/partition_table_unit_test_app_2m.csv
@@ -0,0 +1,17 @@
+# Special partition table for unit test app
+#
+# Name,     Type, SubType, Offset,   Size, Flags
+# Note: if you have increased the bootloader size, make sure to update the offsets to avoid overlap
+nvs,        data, nvs,      0xb000,  0x5000
+otadata,    data, ota,      0x10000,  0x2000
+phy_init,   data, phy,      0x12000,  0x1000
+factory,    0,    0,        0x20000, 0x160000
+# these OTA partitions are used for tests, but can't fit real OTA apps in them
+# (done this way to reduce total flash usage.)
+ota_0,      0,    ota_0,    ,        64K
+ota_1,      0,    ota_1,    ,        64K
+# flash_test partition used for SPI flash tests, WL FAT tests, and SPIFFS tests
+flash_test, data, fat,      ,        320K
+nvs_key,    data, nvs_keys, ,        0x1000, encrypted
+
+# Note: occupied 1.85MB in the 2MB flash
diff --git a/tools/unit-test-app/sdkconfig.defaults.esp8684 b/tools/unit-test-app/sdkconfig.defaults.esp8684
new file mode 100644
index 0000000000..5bb0b940f9
--- /dev/null
+++ b/tools/unit-test-app/sdkconfig.defaults.esp8684
@@ -0,0 +1,4 @@
+CONFIG_ESP_SYSTEM_MEMPROT_FEATURE=n
+CONFIG_ESPTOOLPY_FLASHSIZE_2MB=y
+CONFIG_PARTITION_TABLE_CUSTOM_FILENAME="partition_table_unit_test_app_2m.csv"
+CONFIG_PARTITION_TABLE_FILENAME="partition_table_unit_test_app_2m.csv"