diff --git a/src/lang/english_US.txt b/src/lang/english_US.txt
index 42f5441f94..25082260d7 100644
--- a/src/lang/english_US.txt
+++ b/src/lang/english_US.txt
@@ -1833,6 +1833,9 @@ STR_CONFIG_SETTING_SERVINT_AIRCRAFT_HELPTEXT                    :Set the default
 STR_CONFIG_SETTING_SERVINT_SHIPS                                :Default maintenance interval for ships: {STRING}
 STR_CONFIG_SETTING_SERVINT_SHIPS_HELPTEXT                       :Set the default maintenance interval for new ships, if no explicit maintenance interval is set for the vehicle
 ###length 3
+STR_CONFIG_SETTING_SERVINT_VALUE_DAYS                           :{COMMA}{NBSP}Day{P 0 "" s}
+STR_CONFIG_SETTING_SERVINT_VALUE_MINUTES                        :{COMMA}{NBSP}Minute{P 0 "" s}
+STR_CONFIG_SETTING_SERVINT_VALUE_PERCENTAGE                     :{COMMA}{NBSP}%
 
 ###setting-zero-is-special
 STR_CONFIG_SETTING_SERVINT_DISABLED                             :Disabled
diff --git a/src/lang/hungarian.txt b/src/lang/hungarian.txt
index ace6c8aa60..f7e80766b8 100644
--- a/src/lang/hungarian.txt
+++ b/src/lang/hungarian.txt
@@ -5343,6 +5343,8 @@ STR_ERROR_NO_VEHICLES_AVAILABLE_YET                             :{WHITE}Még nin
 STR_ERROR_NO_VEHICLES_AVAILABLE_YET_EXPLANATION                 :{WHITE}Indíts új játékot {DATE_SHORT} után, vagy használj olyan NewGRF-et, ami tartalmaz megfelelően korai járműveket!
 
 STR_ERROR_NO_TOWN_ROADTYPES_AVAILABLE_AT_ALL                    :{WHITE}Nincs városban építhető út-típus
+STR_ERROR_NO_TOWN_ROADTYPES_AVAILABLE_AT_ALL_EXPLANATION        :{WHITE}Saját NewGRF konfiguráció módosítása
+STR_ERROR_NO_TOWN_ROADTYPES_AVAILABLE_YET                       :{WHITE}Még nem érhető el városban építhető úttípus
 
 # Specific vehicle errors
 STR_ERROR_CAN_T_MAKE_TRAIN_PASS_SIGNAL                          :{WHITE}Nem haladhatja meg a vonat a megállj jelzést...
diff --git a/src/lang/korean.txt b/src/lang/korean.txt
index d9119e5bed..acbcc3b9b6 100644
--- a/src/lang/korean.txt
+++ b/src/lang/korean.txt
@@ -1834,6 +1834,9 @@ STR_CONFIG_SETTING_SERVINT_AIRCRAFT_HELPTEXT                    :항공기에 
 STR_CONFIG_SETTING_SERVINT_SHIPS                                :선박에 대한 기본 점검 기준: {STRING}
 STR_CONFIG_SETTING_SERVINT_SHIPS_HELPTEXT                       :선박에 따로 점검 기간이 설정되어있지 않은 경우에 사용할 기본 점검 기간을 설정합니다.
 ###length 3
+STR_CONFIG_SETTING_SERVINT_VALUE_DAYS                           :{COMMA}일
+STR_CONFIG_SETTING_SERVINT_VALUE_MINUTES                        :{COMMA}분
+STR_CONFIG_SETTING_SERVINT_VALUE_PERCENTAGE                     :{COMMA}%
 
 ###setting-zero-is-special
 STR_CONFIG_SETTING_SERVINT_DISABLED                             :사용 안 함