diff --git a/src/lang/norwegian_nynorsk.txt b/src/lang/norwegian_nynorsk.txt
--- a/src/lang/norwegian_nynorsk.txt
+++ b/src/lang/norwegian_nynorsk.txt
@@ -1723,6 +1723,7 @@ STR_CHEAT_CHANGE_DATE_QUERY_CAPT                                :{WHITE}Byt noverande år
 STR_CHEAT_SETUP_PROD                                            :{LTBLUE}Tillet endring av produksjonsmengder: {ORANGE}{STRING}
 
 # Livery window
+STR_LIVERY_CAPTION                                              :{WHITE}Ny firmafarge
 
 STR_LIVERY_GENERAL_TOOLTIP                                      :{BLACK}Syne generelle fargetema
 STR_LIVERY_TRAIN_TOOLTIP                                        :{BLACK}Syne togfargetema