diff --git a/RKTRUST/RK3308AARCH32TRUST.ini b/RKTRUST/RK3308AARCH32TRUST.ini
index e020a657..adc752ba 100644
--- a/RKTRUST/RK3308AARCH32TRUST.ini
+++ b/RKTRUST/RK3308AARCH32TRUST.ini
@@ -5,7 +5,7 @@ MINOR=0
 SEC=0
 [BL31_OPTION]
 SEC=1
-PATH=bin/rk33/rk3308_bl31_aarch32_v2.20.elf
+PATH=bin/rk33/rk3308_bl31_aarch32_v2.21.elf
 ADDR=0x00010000
 [BL32_OPTION]
 SEC=0
diff --git a/RKTRUST/RK3308TRUST.ini b/RKTRUST/RK3308TRUST.ini
index 9fa8d7dc..da50a4af 100644
--- a/RKTRUST/RK3308TRUST.ini
+++ b/RKTRUST/RK3308TRUST.ini
@@ -5,7 +5,7 @@ MINOR=0
 SEC=0
 [BL31_OPTION]
 SEC=1
-PATH=bin/rk33/rk3308_bl31_v2.20.elf
+PATH=bin/rk33/rk3308_bl31_v2.21.elf
 ADDR=0x00010000
 [BL32_OPTION]
 SEC=0
diff --git a/bin/rk33/rk3308_bl31_aarch32_v2.20.elf b/bin/rk33/rk3308_bl31_aarch32_v2.21.elf
similarity index 86%
rename from bin/rk33/rk3308_bl31_aarch32_v2.20.elf
rename to bin/rk33/rk3308_bl31_aarch32_v2.21.elf
index bf2e86c4..96f56a79 100755
Binary files a/bin/rk33/rk3308_bl31_aarch32_v2.20.elf and b/bin/rk33/rk3308_bl31_aarch32_v2.21.elf differ
diff --git a/bin/rk33/rk3308_bl31_v2.20.elf b/bin/rk33/rk3308_bl31_v2.21.elf
similarity index 86%
rename from bin/rk33/rk3308_bl31_v2.20.elf
rename to bin/rk33/rk3308_bl31_v2.21.elf
index 4d8736d3..52896f84 100755
Binary files a/bin/rk33/rk3308_bl31_v2.20.elf and b/bin/rk33/rk3308_bl31_v2.21.elf differ