diff --git a/objdump.sh b/objdump.sh
index 2e18af2..6e8e7d3 100755
--- a/objdump.sh
+++ b/objdump.sh
@@ -4,9 +4,10 @@
 ARDUINOBIN=$(ls -l $(type -p arduino)| awk '{print $NF ; exit 0}')
 PATH=$(dirname "$ARDUINOBIN")/hardware/tools/avr/bin:$PATH
 
-avr-objdump  --private=mem-usage  /tmp/arduino_build_233823/Blinkhabaplus.ino.elf
+LASTBUILD=$(ls -tr /tmp/arduino_build_*/*.ino.elf | tail -1)
+avr-objdump  --private=mem-usage  "$LASTBUILD"
 
 for segment in .text .data .bss ; do
     echo '++++++++++++++++++++++++++++++++++'
-    avr-objdump  -x -C /tmp/arduino_build_233823/Blinkhabaplus.ino.elf  | awk '$2 == "'$segment'" && $3 != 0 {print $3,$2} ; $4 == "'$segment'" && $5 != 0 { print $5,$6}' | sort -r
+    avr-objdump  -x -C "$LASTBUILD" | awk '$2 == "'$segment'" && $3 != 0 {print $3,$2} ; $4 == "'$segment'" && $5 != 0 { print $5,$6}' | sort -r
 done