diff --git a/RKTRUST/RK3126TOS.ini b/RKTRUST/RK3126TOS.ini
index 939ce2b1..278a0cd6 100644
--- a/RKTRUST/RK3126TOS.ini
+++ b/RKTRUST/RK3126TOS.ini
@@ -1,3 +1,3 @@
 [TOS_BIN_PATH]
 TOS=tools/rk_tools/bin/rk31/rk3126_tee_v1.01.bin
-TOSTA=tools/rk_tools/bin/rk31/rk3126_tee_ta_v1.01.bin
+TOSTA=tools/rk_tools/bin/rk31/rk3126_tee_ta_v1.20.bin
diff --git a/bin/rk31/rk3126_tee_ta_v1.01.bin b/bin/rk31/rk3126_tee_ta_v1.01.bin
deleted file mode 100755
index 94f19496..00000000
Binary files a/bin/rk31/rk3126_tee_ta_v1.01.bin and /dev/null differ
diff --git a/bin/rk31/rk3126_tee_ta_v1.20.bin b/bin/rk31/rk3126_tee_ta_v1.20.bin
new file mode 100755
index 00000000..09de929d
Binary files /dev/null and b/bin/rk31/rk3126_tee_ta_v1.20.bin differ