diff --git a/firmware/build_and_strip.sh b/firmware/build_and_strip.sh
index 1c6fb70..80c9afd 100755
--- a/firmware/build_and_strip.sh
+++ b/firmware/build_and_strip.sh
@@ -1,4 +1,9 @@
 #!/usr/bin/sh
 
 DEFMT_LOG=trace cargo build --release
+if [ $? -ne 0 ]
+then
+    exit $?
+fi
+
 riscv64-unknown-elf-objcopy -S -O binary target/riscv32i-unknown-none-elf/release/fw fw.bin