diff --git a/lang/american.txt b/lang/american.txt
--- a/lang/american.txt
+++ b/lang/american.txt
@@ -1,6 +1,6 @@
 ##name American
 ##ownname English (US)
-##isocode en_US
+##isocode en_US.UTF-8
 ##plural 0
 
 ##id 0x0000
@@ -902,13 +902,11 @@ STR_CURR_ITL                            
 STR_CURR_NLG                                                    :Dutch Guilder (NLG)
 STR_CURR_NOK                                                    :Norwegian Krone (NOK)
 STR_CURR_PLN                                                    :Polish Zloty (PLN)
-STR_CURR_RON                                                    :Romanian Leu (RON)
+STR_CURR_ROL                                                    :Romanian Leu (ROL)
 STR_CURR_RUR                                                    :Russian Rubel (RUR)
 STR_CURR_SIT                                                    :Slovenian Tolar (SIT)
 STR_CURR_SEK                                                    :Swedish Krona (SEK)
 STR_CURR_YTL                                                    :Turkish Lira (YTL)
-STR_CURR_SKK                                                    :Slovak Koruna (SKK)
-STR_CURR_BRR                                                    :Brazilian Real (BRL)
 
 STR_CURR_CUSTOM                                                 :Custom...
 
@@ -1070,7 +1068,6 @@ STR_CONFIG_PATCHES_LIVERIES             
 STR_CONFIG_PATCHES_LIVERIES_NONE                                :None
 STR_CONFIG_PATCHES_LIVERIES_OWN                                 :Own company
 STR_CONFIG_PATCHES_LIVERIES_ALL                                 :All companies
-STR_CONFIG_PATCHES_PREFER_TEAMCHAT                              :{LTBLUE}Prefer team chat with <ENTER>: {ORANGE}{STRING}
 
 STR_CONFIG_PATCHES_MAX_TRAINS                                   :{LTBLUE}Max trains per player: {ORANGE}{STRING}
 STR_CONFIG_PATCHES_MAX_ROADVEH                                  :{LTBLUE}Max road vehicles per player: {ORANGE}{STRING}
@@ -1095,7 +1092,6 @@ STR_CONFIG_PATCHES_SERVINT_SHIPS        
 STR_CONFIG_PATCHES_SERVINT_SHIPS_DISABLED                       :{LTBLUE}Default service interval for ships: {ORANGE}disabled
 STR_CONFIG_PATCHES_NOSERVICE                                    :{LTBLUE}Disable servicing when breakdowns set to none: {ORANGE}{STRING}
 STR_CONFIG_PATCHES_WAGONSPEEDLIMITS                             :{LTBLUE}Enable railroad car speed limits: {ORANGE}{STRING}
-STR_CONFIG_PATCHES_DISABLE_ELRAILS                              :{LTBLUE}Disable electric rails: {ORANGE}{STRING}
 
 STR_CONFIG_PATCHES_COLORED_NEWS_YEAR                            :{LTBLUE}Colored news appears in: {ORANGE}{STRING}
 STR_CONFIG_PATCHES_STARTING_YEAR                                :{LTBLUE}Starting date: {ORANGE}{STRING}