diff --git a/src/lang/english_US.txt b/src/lang/english_US.txt
--- a/src/lang/english_US.txt
+++ b/src/lang/english_US.txt
@@ -1801,7 +1801,6 @@ STR_OSNAME_WINDOWS                      
 STR_OSNAME_DOS                                                  :DOS
 STR_OSNAME_UNIX                                                 :Unix
 STR_OSNAME_OSX                                                  :OS{NBSP}X
-STR_OSNAME_BEOS                                                 :BeOS
 STR_OSNAME_HAIKU                                                :Haiku
 STR_OSNAME_OS2                                                  :OS/2
 STR_OSNAME_SUNOS                                                :SunOS