diff --git a/RKBOOT/RK3126.ini b/RKBOOT/RK3126.ini
index 5b43a8a9..2b8d6a8a 100755
--- a/RKBOOT/RK3126.ini
+++ b/RKBOOT/RK3126.ini
@@ -2,14 +2,14 @@
 NAME=RK312A
 [VERSION]
 MAJOR=2
-MINOR=41
+MINOR=9
 [CODE471_OPTION]
 NUM=1
 Path1=tools/rk_tools/bin/rk31/rk3126_ddr_300MHz_v2.09.bin
 Sleep=1
 [CODE472_OPTION]
 NUM=1
-Path1=tools/rk_tools/bin/rk31/rk3126_usbplug_v2.49.bin
+Path1=tools/rk_tools/bin/rk31/rk3126_usbplug_v2.52.bin
 [LOADER_OPTION]
 NUM=2
 LOADER1=FlashData
diff --git a/RKBOOT/RK3126MINIALL.ini b/RKBOOT/RK3126MINIALL.ini
index ed808a5b..8edc445d 100755
--- a/RKBOOT/RK3126MINIALL.ini
+++ b/RKBOOT/RK3126MINIALL.ini
@@ -2,19 +2,19 @@
 NAME=RK312A
 [VERSION]
 MAJOR=2
-MINOR=49
+MINOR=52
 [CODE471_OPTION]
 NUM=1
 Path1=tools/rk_tools/bin/rk31/rk3126_ddr_300MHz_v2.09.bin
 Sleep=1
 [CODE472_OPTION]
 NUM=1
-Path1=tools/rk_tools/bin/rk31/rk3126_usbplug_v2.49.bin
+Path1=tools/rk_tools/bin/rk31/rk3126_usbplug_v2.52.bin
 [LOADER_OPTION]
 NUM=2
 LOADER1=FlashData
 LOADER2=FlashBoot
 FlashData=tools/rk_tools/bin/rk31/rk3126_ddr_300MHz_v2.09.bin
-FlashBoot=tools/rk_tools/bin/rk31/rk312x_miniloader_v2.49.bin
+FlashBoot=tools/rk_tools/bin/rk31/rk312x_miniloader_v2.52.bin
 [OUTPUT]
-PATH=rk3126_loader_v2.09.249.bin
+PATH=rk3126_loader_v2.09.252.bin
diff --git a/RKBOOT/RK3128.ini b/RKBOOT/RK3128.ini
index 3406860b..a54c563a 100755
--- a/RKBOOT/RK3128.ini
+++ b/RKBOOT/RK3128.ini
@@ -2,14 +2,14 @@
 NAME=RK312A
 [VERSION]
 MAJOR=2
-MINOR=41
+MINOR=09
 [CODE471_OPTION]
 NUM=1
 Path1=tools/rk_tools/bin/rk31/rk3128_ddr_300MHz_v2.07.bin
 Sleep=1
 [CODE472_OPTION]
 NUM=1
-Path1=tools/rk_tools/bin/rk31/rk3128_usbplug_v2.49.bin
+Path1=tools/rk_tools/bin/rk31/rk3128_usbplug_v2.52.bin
 [LOADER_OPTION]
 NUM=2
 LOADER1=FlashData
diff --git a/RKBOOT/RK3128MINIALL.ini b/RKBOOT/RK3128MINIALL.ini
index 976a22fe..d434a678 100755
--- a/RKBOOT/RK3128MINIALL.ini
+++ b/RKBOOT/RK3128MINIALL.ini
@@ -2,19 +2,19 @@
 NAME=RK312A
 [VERSION]
 MAJOR=2
-MINOR=49
+MINOR=52
 [CODE471_OPTION]
 NUM=1
 Path1=tools/rk_tools/bin/rk31/rk3128_ddr_300MHz_v2.08.bin
 Sleep=1
 [CODE472_OPTION]
 NUM=1
-Path1=tools/rk_tools/bin/rk31/rk3128_usbplug_v2.49.bin
+Path1=tools/rk_tools/bin/rk31/rk3128_usbplug_v2.52.bin
 [LOADER_OPTION]
 NUM=2
 LOADER1=FlashData
 LOADER2=FlashBoot
 FlashData=tools/rk_tools/bin/rk31/rk3128_ddr_300MHz_v2.08.bin
-FlashBoot=tools/rk_tools/bin/rk31/rk312x_miniloader_v2.49.bin
+FlashBoot=tools/rk_tools/bin/rk31/rk312x_miniloader_v2.52.bin
 [OUTPUT]
-PATH=rk3128_loader_v2.08.249.bin
+PATH=rk3128_loader_v2.08.252.bin
diff --git a/bin/rk31/rk3126_usbplug_v2.49.bin b/bin/rk31/rk3126_usbplug_v2.49.bin
deleted file mode 100755
index 707f84db..00000000
Binary files a/bin/rk31/rk3126_usbplug_v2.49.bin and /dev/null differ
diff --git a/bin/rk31/rk3126_usbplug_v2.52.bin b/bin/rk31/rk3126_usbplug_v2.52.bin
new file mode 100755
index 00000000..55791519
Binary files /dev/null and b/bin/rk31/rk3126_usbplug_v2.52.bin differ
diff --git a/bin/rk31/rk3128_usbplug_v2.49.bin b/bin/rk31/rk3128_usbplug_v2.49.bin
deleted file mode 100755
index 4741bc9a..00000000
Binary files a/bin/rk31/rk3128_usbplug_v2.49.bin and /dev/null differ
diff --git a/bin/rk31/rk3128_usbplug_v2.52.bin b/bin/rk31/rk3128_usbplug_v2.52.bin
new file mode 100755
index 00000000..273217cb
Binary files /dev/null and b/bin/rk31/rk3128_usbplug_v2.52.bin differ
diff --git a/bin/rk31/rk312x_miniloader_v2.49.bin b/bin/rk31/rk312x_miniloader_v2.49.bin
deleted file mode 100755
index bb8e90be..00000000
Binary files a/bin/rk31/rk312x_miniloader_v2.49.bin and /dev/null differ
diff --git a/bin/rk31/rk312x_miniloader_v2.52.bin b/bin/rk31/rk312x_miniloader_v2.52.bin
new file mode 100755
index 00000000..29d385af
Binary files /dev/null and b/bin/rk31/rk312x_miniloader_v2.52.bin differ