diff --git a/src/lang/slovak.txt b/src/lang/slovak.txt
--- a/src/lang/slovak.txt
+++ b/src/lang/slovak.txt
@@ -878,13 +878,12 @@ STR_NEWS_ROAD_VEHICLE_IS_WAITING                                :{WHITE}{VEHICLE} čaká v depe
 STR_NEWS_SHIP_IS_WAITING                                        :{WHITE}{VEHICLE} čaká v depe
 STR_NEWS_AIRCRAFT_IS_WAITING                                    :{WHITE}{VEHICLE} čaká v leteckom hangári
 
-# Start of order review system
-# DON'T ADD OR REMOVE LINES HERE
+# Order review system / warnings
 STR_NEWS_VEHICLE_HAS_TOO_FEW_ORDERS                             :{WHITE}{VEHICLE} má veľmi málo príkazov v poriadku
 STR_NEWS_VEHICLE_HAS_VOID_ORDER                                 :{WHITE}{VEHICLE} má neplatný príkaz
 STR_NEWS_VEHICLE_HAS_DUPLICATE_ENTRY                            :{WHITE}{VEHICLE} má dvojité príkazy
 STR_NEWS_VEHICLE_HAS_INVALID_ENTRY                              :{WHITE}{VEHICLE} má nesprávnu stanicu v zozname
-# end of order system
+STR_NEWS_PLANE_USES_TOO_SHORT_RUNWAY                            :{WHITE}{VEHICLE} má v zozname príkazov letisko, ktorého dráha je príliš krátka
 
 STR_NEWS_VEHICLE_IS_GETTING_OLD                                 :{WHITE}{VEHICLE} zastaralo
 STR_NEWS_VEHICLE_IS_GETTING_VERY_OLD                            :{WHITE}{VEHICLE} je veľmi zastaralé
@@ -1675,7 +1674,7 @@ STR_CONFIG_SETTING_LOCALISATION_UNITS_HE
 
 STR_CONFIG_SETTING_LOCALISATION                                 :{ORANGE}Lokalizácia
 STR_CONFIG_SETTING_GRAPHICS                                     :{ORANGE}Grafika
-STR_CONFIG_SETTING_SOUND                                        :{ORANGE}Zvukové efekty
+STR_CONFIG_SETTING_SOUND                                        :{ORANGE}Zvuk
 STR_CONFIG_SETTING_INTERFACE                                    :{ORANGE}Rozhranie
 STR_CONFIG_SETTING_INTERFACE_GENERAL                            :{ORANGE}Všeobecné
 STR_CONFIG_SETTING_INTERFACE_VIEWPORTS                          :{ORANGE}Náhľady