diff --git a/RKTRUST/RK3399PROTRUST.ini b/RKTRUST/RK3399PROTRUST.ini
index 1648f56c..9d1db6aa 100644
--- a/RKTRUST/RK3399PROTRUST.ini
+++ b/RKTRUST/RK3399PROTRUST.ini
@@ -5,7 +5,7 @@ MINOR=0
 SEC=0
 [BL31_OPTION]
 SEC=1
-PATH=tools/rk_tools/bin/rk33/rk3399pro_bl31_v1.20.elf
+PATH=tools/rk_tools/bin/rk33/rk3399pro_bl31_v1.21.elf
 ADDR=0x00010000
 [BL32_OPTION]
 SEC=1
diff --git a/bin/rk33/rk3399pro_bl31_v1.20.elf b/bin/rk33/rk3399pro_bl31_v1.21.elf
old mode 100644
new mode 100755
similarity index 70%
rename from bin/rk33/rk3399pro_bl31_v1.20.elf
rename to bin/rk33/rk3399pro_bl31_v1.21.elf
index e32b94ce..8aeca594
Binary files a/bin/rk33/rk3399pro_bl31_v1.20.elf and b/bin/rk33/rk3399pro_bl31_v1.21.elf differ