diff --git a/.github/workflows/foxmesh-ci.yml b/.github/workflows/foxmesh-ci.yml
index e7e22e9..a050eab 100644
--- a/.github/workflows/foxmesh-ci.yml
+++ b/.github/workflows/foxmesh-ci.yml
@@ -84,7 +84,7 @@ jobs:
         FLASH_PARTITIONS_ADDR="0x8000"
         FLASH_OTADATA_ADDR="0xE000"
         FLASH_SAFEBOOT_ADDR="0x10000"
-        FLASH_FIRMWARE_ADDR="0xC0000"
+        FLASH_FIRMWARE_ADDR="0x10000"
 
         # ----------------------------------------------------------------------
         # 1. Universal Linux Shell Script
diff --git a/sdkconfig.ttgo-lora32-v21 b/sdkconfig.ttgo-lora32-v21
index cba8026..b6eae75 100644
--- a/sdkconfig.ttgo-lora32-v21
+++ b/sdkconfig.ttgo-lora32-v21
@@ -357,14 +357,14 @@ CONFIG_ESPTOOLPY_FLASHFREQ_40M=y
 # CONFIG_ESPTOOLPY_FLASHFREQ_20M is not set
 CONFIG_ESPTOOLPY_FLASHFREQ="40m"
 # CONFIG_ESPTOOLPY_FLASHSIZE_1MB is not set
-CONFIG_ESPTOOLPY_FLASHSIZE_2MB=y
-# CONFIG_ESPTOOLPY_FLASHSIZE_4MB is not set
+# CONFIG_ESPTOOLPY_FLASHSIZE_2MB is not set
+CONFIG_ESPTOOLPY_FLASHSIZE_4MB=y
 # CONFIG_ESPTOOLPY_FLASHSIZE_8MB is not set
 # CONFIG_ESPTOOLPY_FLASHSIZE_16MB is not set
 # CONFIG_ESPTOOLPY_FLASHSIZE_32MB is not set
 # CONFIG_ESPTOOLPY_FLASHSIZE_64MB is not set
 # CONFIG_ESPTOOLPY_FLASHSIZE_128MB is not set
-CONFIG_ESPTOOLPY_FLASHSIZE="2MB"
+CONFIG_ESPTOOLPY_FLASHSIZE="4MB"
 # CONFIG_ESPTOOLPY_HEADER_FLASHSIZE_UPDATE is not set
 CONFIG_ESPTOOLPY_BEFORE_RESET=y
 # CONFIG_ESPTOOLPY_BEFORE_NORESET is not set