diff --git a/tools/scripts/sim-update-powerfail-resume.sh b/tools/scripts/sim-update-powerfail-resume.sh
index e3980d03d..3c2d71e6e 100755
--- a/tools/scripts/sim-update-powerfail-resume.sh
+++ b/tools/scripts/sim-update-powerfail-resume.sh
@@ -9,6 +9,9 @@ fi
 ./wolfboot.elf powerfail 15000 get_version 2>/dev/null
 ./wolfboot.elf powerfail 18000 get_version 2>/dev/null
 ./wolfboot.elf powerfail 1a000 get_version 2>/dev/null
+# fail on the last sector to stop the encrypt key save and state update
+./wolfboot.elf powerfail 3e000 get_version 2>/dev/null
+./wolfboot.elf powerfail 3f000 get_version 2>/dev/null
 
 V=`./wolfboot.elf get_version 2>/dev/null`
 if [ "x$V" != "x2" ]; then
@@ -20,6 +23,8 @@ fi
 ./wolfboot.elf powerfail 11000 get_version 2>/dev/null
 ./wolfboot.elf powerfail 14000 get_version 2>/dev/null
 ./wolfboot.elf powerfail 1e000 get_version 2>/dev/null
+./wolfboot.elf powerfail 3e000 get_version 2>/dev/null
+./wolfboot.elf powerfail 3f000 get_version 2>/dev/null
 
 V=`./wolfboot.elf get_version 2>/dev/null`
 if [ "x$V" != "x1" ]; then