diff --git a/src/lang/unfinished/maltese.txt b/src/lang/unfinished/maltese.txt
index 579c3d1c07..24e69f8655 100644
--- a/src/lang/unfinished/maltese.txt
+++ b/src/lang/unfinished/maltese.txt
@@ -598,6 +598,8 @@ STR_NEWGRF_SETTINGS_RESCAN_FILES_TOOLTIP                        :{BLACK}Aġġorn
 
 
 # 'User removed essential NewGRFs'-placeholders for stuff without specs.
+STR_NEWGRF_INVALID_ENGINE                                       :<magna invalida>
+STR_NEWGRF_INVALID_INDUSTRYTYPE                                 :<industrija invalida>
 
 # Sign list window
 
diff --git a/src/lang/unfinished/urdu.txt b/src/lang/unfinished/urdu.txt
index adfe100640..511ff0e017 100644
--- a/src/lang/unfinished/urdu.txt
+++ b/src/lang/unfinished/urdu.txt
@@ -513,6 +513,7 @@ STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_CHAIRMAN                   :صدر
 STR_COMPANY_LEAGUE_PERFORMANCE_TITLE_PRESIDENT                  :صدر
 
 # Performance detail window
+STR_PERFORMANCE_DETAIL                                          :{WHITE} تفصیلی عملی درجہ بندی
 STR_PERFORMANCE_DETAIL_KEY                                      :{BLACK} تفصیل
 STR_PERFORMANCE_DETAIL_AMOUNT_CURRENCY                          :{BLACK}({CURRCOMPACT}/{CURRCOMPACT})
 STR_PERFORMANCE_DETAIL_AMOUNT_INT                               :{BLACK}({COMMA}/{COMMA})