diff --git a/Firmware/timer02.c b/Firmware/timer02.c
index 792f3aef1..e0a0a5a67 100644
--- a/Firmware/timer02.c
+++ b/Firmware/timer02.c
@@ -3,6 +3,8 @@
 // timer0 is used for fast pwm (OC0B output)
 // original OVF handler is disabled
 
+#include "system_timer.h"
+
 #ifdef SYSTEM_TIMER_2
 
 #include <avr/io.h>
diff --git a/lang/fw-build.sh b/lang/fw-build.sh
index 5f93e8c66..a6ac58792 100755
--- a/lang/fw-build.sh
+++ b/lang/fw-build.sh
@@ -136,32 +136,32 @@ else
  if [ -e lang_cz.bin ]; then
   echo -n " Czech  : " >&2
   ./update_lang.sh cz 2>./update_lang_cz.out 1>/dev/null
-  if [ $? -eq 0 ]; then echo 'OK' >&2; else echo 'NG!' >&2; fi
+  if [ $? -eq 0 ]; then echo 'OK' >&2; else echo 'NG!' >&2; finish 1; fi
  fi
  if [ -e lang_de.bin ]; then
   echo -n " German : " >&2
   ./update_lang.sh de 2>./update_lang_de.out 1>/dev/null
-  if [ $? -eq 0 ]; then echo 'OK' >&2; else echo 'NG!' >&2; fi
+  if [ $? -eq 0 ]; then echo 'OK' >&2; else echo 'NG!' >&2; finish 1; fi
  fi
  if [ -e lang_it.bin ]; then
   echo -n " Italian: " >&2
   ./update_lang.sh it 2>./update_lang_it.out 1>/dev/null
-  if [ $? -eq 0 ]; then echo 'OK' >&2; else echo 'NG!' >&2; fi
+  if [ $? -eq 0 ]; then echo 'OK' >&2; else echo 'NG!' >&2; finish 1; fi
  fi
  if [ -e lang_es.bin ]; then
   echo -n " Spanish: " >&2
   ./update_lang.sh es 2>./update_lang_es.out 1>/dev/null
-  if [ $? -eq 0 ]; then echo 'OK' >&2; else echo 'NG!' >&2; fi
+  if [ $? -eq 0 ]; then echo 'OK' >&2; else echo 'NG!' >&2; finish 1; fi
  fi
  if [ -e lang_fr.bin ]; then
   echo -n " French : " >&2
   ./update_lang.sh fr 2>./update_lang_fr.out 1>/dev/null
-  if [ $? -eq 0 ]; then echo 'OK' >&2; else echo 'NG!' >&2; fi
+  if [ $? -eq 0 ]; then echo 'OK' >&2; else echo 'NG!' >&2; finish 1; fi
  fi
  if [ -e lang_pl.bin ]; then
   echo -n " Polish : " >&2
   ./update_lang.sh pl 2>./update_lang_pl.out 1>/dev/null
-  if [ $? -eq 0 ]; then echo 'OK' >&2; else echo 'NG!' >&2; fi
+  if [ $? -eq 0 ]; then echo 'OK' >&2; else echo 'NG!' >&2; finish 1; fi
  fi
 # echo "skipped" >&2
 fi