diff --git a/src/auracast/server/system_update.sh b/src/auracast/server/system_update.sh
index b16511c..06b7858 100644
--- a/src/auracast/server/system_update.sh
+++ b/src/auracast/server/system_update.sh
@@ -77,7 +77,7 @@ HEX_FILE="$OPENOCD_DIR/merged.hex"
 
 for IFACE in swd0 swd1; do
     echo "[system_update] Flashing $IFACE..."
-    bash "$FLASH_SCRIPT" -i "$IFACE" -f "$HEX_FILE"
+    (cd "$OPENOCD_DIR" && bash "$FLASH_SCRIPT" -i "$IFACE" -f "$HEX_FILE")
     if [ $? -ne 0 ]; then
         echo "[system_update] ERROR: flash $IFACE failed"
         exit 1