diff --git a/lang/polish.txt b/lang/polish.txt
--- a/lang/polish.txt
+++ b/lang/polish.txt
@@ -957,6 +957,7 @@ STR_TOWNNAME_ROMANIAN                   
 STR_TOWNNAME_CZECH                                              :Czeskie
 STR_TOWNNAME_SWISS                                              :Szwajcarskie
 STR_TOWNNAME_DANISH                                             :Dunskie
+STR_TOWNNAME_TURKISH                                            :Tureckie
 ############ end of	townname region
 
 STR_CURR_GBP                                                    :Funty (£)
@@ -1030,6 +1031,7 @@ STR_CRATES                              
 STR_RES_OTHER                                                   :inna
 STR_NOTHING                                                     :
 
+STR_SMALL_RIGHT_ARROW                                           :{TINYFONT}{RIGHTARROW}
 
 STR_CANT_SHARE_ORDER_LIST                                       :{WHITE}Nie mozna wspoldzielic polecen...
 STR_CANT_COPY_ORDER_LIST                                        :{WHITE}Nie mozna skopiowac listy polecen...
@@ -1077,7 +1079,7 @@ STR_CONFIG_PATCHES_CATCHMENT            
 STR_CONFIG_PATCHES_EXTRADYNAMITE                                :{LTBLUE}Pozwol usuwac drogi, mosty, tunele, itp. nalezace do miasta: {ORANGE}{STRING}
 STR_CONFIG_PATCHES_MAMMOTHTRAINS                                :{LTBLUE}Pozwol budowac bardzo dlugie pociagi: {ORANGE}{STRING}
 STR_CONFIG_PATCHES_REALISTICACCEL                               :{LTBLUE}Realistyczne przyspieszenie pociagow: {ORANGE}{STRING}
-STR_CONFIG_PATCHES_FORBID_90_DEG                                :{LTBLUE}Zabron pociagom i statkom skretow o 90st: {ORANGE}{STRING} {LTBLUE} (wymaga NPF)
+STR_CONFIG_PATCHES_FORBID_90_DEG                                :{LTBLUE}Zabron pociagom i statkom skrecac o 90st: {ORANGE}{STRING} {LTBLUE} (wymaga NPF)
 STR_CONFIG_PATCHES_JOINSTATIONS                                 :{LTBLUE}Polacz stacje budowane jedna obok drugiej: {ORANGE}{STRING}
 STR_CONFIG_PATCHES_FULLLOADANY                                  :{LTBLUE}Opusc stacje gdy dowolny towar jest pelny, gdy 'Zaladunek': {ORANGE}{STRING}
 STR_CONFIG_PATCHES_IMPROVEDLOAD                                 :{LTBLUE}Uzyj ulepszonego algorytmu zaladunku: {ORANGE}{STRING}
@@ -2094,7 +2096,7 @@ STR_682F_FLUCTUATING                    
 STR_6830_IMMEDIATE                                              :Natychmiast
 STR_6831_3_MONTHS_AFTER_PLAYER                                  :3 miesiace po graczu
 STR_6832_6_MONTHS_AFTER_PLAYER                                  :6 miesiacy po graczu
-STR_6833_9_MONTHS_AFTER_PLAYER                                  :9 miesiacy po graczu
+STR_6833_9_MONTHS_AFTER_PLAYER                                  :9 miesiecy po graczu
 STR_6834_AT_END_OF_LINE_AND_AT_STATIONS                         :Na koncu trasy i na stacjach
 STR_6835_AT_END_OF_LINE_ONLY                                    :Tylko na koncu trasy
 STR_6836_OFF                                                    :Wylaczone
@@ -2184,7 +2186,7 @@ STR_704E_KEY_TO_COMPANY_GRAPHS          
 STR_704F_CLICK_HERE_TO_TOGGLE_COMPANY                           :{BLACK}Kliknij tutaj aby przelaczyc wyswietlanie firmy na wykresie wla/wyl
 STR_7050_UNITS_OF_CARGO_DELIVERED                               :{WHITE}Dostarczonych jednostek ladunku
 STR_7051_COMPANY_PERFORMANCE_RATINGS                            :{WHITE}Ocena dzialalnosci firmy (max. ocena=1000)
-STR_7052_COMPANY_VALUES                                         :{WHITE}Wartowsc firmy
+STR_7052_COMPANY_VALUES                                         :{WHITE}Wartosci firm
 STR_7053_COMPANY_LEAGUE_TABLE                                   :{WHITE}Tabela Ligi Firm
 STR_7054                                                        :{WHITE}{STRING}{SETX 45}{ORANGE}{COMPANY} {BLACK}{PLAYERNAME} '{STRING}'
 STR_7055                                                        :{YELLOW}{STRING}{SETX 45}{ORANGE}{COMPANY} {BLACK}{PLAYERNAME}  '{STRING}'
@@ -2643,6 +2645,7 @@ STR_886F_TRANSFER                       
 
 STR_TRAIN_STOPPING                                              :{RED}Hamowanie
 STR_TRAIN_STOPPING_VEL                                          :{RED}Hamowanie, {VELOCITY}
+STR_INCOMPATIBLE_RAIL_TYPES                                     :Niezgodne typy szyn
 
 ##id 0x9000
 STR_9000_ROAD_VEHICLE_IN_THE_WAY                                :{WHITE}Samochod na drodze