diff --git a/RKTRUST/RK3399TRUST.ini b/RKTRUST/RK3399TRUST.ini
index 542b5ef7..63804d9e 100644
--- a/RKTRUST/RK3399TRUST.ini
+++ b/RKTRUST/RK3399TRUST.ini
@@ -5,7 +5,7 @@ MINOR=0
 SEC=0
 [BL31_OPTION]
 SEC=1
-PATH=tools/rk_tools/bin/rk33/rk3399_bl31_v1.17.elf
+PATH=tools/rk_tools/bin/rk33/rk3399_bl31_v1.18.elf
 ADDR=0x00010000
 [BL32_OPTION]
 SEC=1
diff --git a/bin/rk33/rk3399_bl31_v1.17.elf b/bin/rk33/rk3399_bl31_v1.17.elf
deleted file mode 100644
index 55504808..00000000
Binary files a/bin/rk33/rk3399_bl31_v1.17.elf and /dev/null differ
diff --git a/bin/rk33/rk3399_bl31_v1.18.elf b/bin/rk33/rk3399_bl31_v1.18.elf
new file mode 100644
index 00000000..096c6f5d
Binary files /dev/null and b/bin/rk33/rk3399_bl31_v1.18.elf differ