diff --git a/RKTRUST/RK3288TOS.ini b/RKTRUST/RK3288TOS.ini
index 10b43edd..f09a2054 100644
--- a/RKTRUST/RK3288TOS.ini
+++ b/RKTRUST/RK3288TOS.ini
@@ -1,2 +1,2 @@
 [TOS_BIN_PATH]
-TOSTA=tools/rk_tools/bin/rk32/rk3288_tee_ta_v1.20.bin
+TOSTA=tools/rk_tools/bin/rk32/rk3288_tee_ta_v1.21.bin
diff --git a/bin/rk32/rk3288_tee_ta_v1.20.bin b/bin/rk32/rk3288_tee_ta_v1.21.bin
similarity index 87%
rename from bin/rk32/rk3288_tee_ta_v1.20.bin
rename to bin/rk32/rk3288_tee_ta_v1.21.bin
index 08e2f2c6..a24586d2 100755
Binary files a/bin/rk32/rk3288_tee_ta_v1.20.bin and b/bin/rk32/rk3288_tee_ta_v1.21.bin differ