diff --git a/deploy.sh b/deploy.sh
index 2d0f259..ab086f1 100755
--- a/deploy.sh
+++ b/deploy.sh
@@ -76,5 +76,5 @@ else
 fi &&
 
 esptool.py --chip esp32-c3 elf2image ../target/riscv32imc-esp-espidf/$MODE/sphinx-key &&
-esptool.py --chip esp32c3 -b 460800 --before=default_reset --after=hard_reset write_flash --flash_mode dio --flash_freq 40m --flash_size 4MB 0x80000 ../target/riscv32imc-esp-espidf/$MODE/sphinx-key.bin &&
+esptool.py --chip esp32c3 -b 460800 --before=default_reset --after=hard_reset write_flash --flash_mode dio --flash_freq 40m --flash_size 4MB 0x90000 ../target/riscv32imc-esp-espidf/$MODE/sphinx-key.bin &&
 cargo espflash monitor --port $PORT
diff --git a/factory/table.csv b/factory/table.csv
index b207bd0..b88bbcb 100644
--- a/factory/table.csv
+++ b/factory/table.csv
@@ -3,5 +3,8 @@
 nvs,      data, nvs,     0x9000,  0x4000,
 otadata,  data, ota,     0xd000,  0x2000,
 phy_init, data, phy,     0xf000,  0x1000,
-factory,  app,  factory, 0x10000, 448K,
-ota_0,    app,  ota_0,   0x80000, 3584K,
+factory,  app,  factory, 0x10000, 0x80000,
+ota_0,    app,  ota_0,   0x90000, 0x370000,
+# Total flash size is 0x400000
+# Partitions of type app have to be placed at offsets aligned to 0x10000 (64 K).
+# See https://docs.espressif.com/projects/esp-idf/en/latest/esp32/api-guides/partition-tables.html