diff --git a/lang/fw-build.sh b/lang/fw-build.sh
index 976ba8a96..5f93e8c66 100644
--- a/lang/fw-build.sh
+++ b/lang/fw-build.sh
@@ -69,6 +69,8 @@ echo "OK" >&2
 
 #check for messages declared in progmem1, but not found in lang_en.txt
 echo -n " checking textaddr.txt..." >&2
+cat textaddr.txt | grep "^TEXT NF" | sed "s/[^\"]*\"//;s/\"$//" >not_used.txt
+cat textaddr.txt | grep "^ADDR NF" | sed "s/[^\"]*\"//;s/\"$//" >not_tran.txt
 if cat textaddr.txt | grep "^ADDR NF" >/dev/null; then
  echo "NG! - some texts not found in lang_en.txt!"
  if [ $IGNORE_MISSING_TEXT -eq 0 ]; then