diff -Nru rott-orig/rt_main.c rott/rt_main.c
--- rott-orig/rt_main.c	2008-05-24 14:19:38.000000000 +0700
+++ rott/rt_main.c	2009-08-07 22:25:03.000000000 +0700
@@ -968,9 +968,9 @@
    // Normal ROTT wads
 
 #if (SHAREWARE)
-   newargs [argnum++] = DATADIR "HUNTBGIN.WAD";
+   newargs [argnum++] = "/usr/share/games/rott/huntbgin.wad";
 #else
-   newargs [argnum++] = DATADIR "DARKWAR.WAD";
+   newargs [argnum++] = "/usr/share/games/rott/darkwar.wad";
 #endif
 
 //   newargs [argnum++] = "credits.wad";
@@ -990,7 +990,7 @@
       }
    else
       {
-      newargs [argnum++] = DATADIR "REMOTE1.RTS";
+      newargs [argnum++] = "/usr/share/games/rott/remote1.rts";
       }
 
    newargs [argnum++] = NULL;
diff -Nru rott-orig/_rt_ted.h rott/_rt_ted.h
--- rott-orig/_rt_ted.h	2008-05-24 14:19:38.000000000 +0700
+++ rott/_rt_ted.h	2009-08-07 22:28:24.000000000 +0700
@@ -85,17 +85,17 @@
 #define  MAXSILLYSTRINGS 32
 
 #if (SHAREWARE==0)
-   #define  STANDARDGAMELEVELS   (DATADIR "DARKWAR.RTL")
+   #define  STANDARDGAMELEVELS   ("/usr/share/games/rott/darkwar.rtl")
    #if (SUPERROTT==1)
-       #define  STANDARDBATTLELEVELS (DATADIR "ROTTCD.RTC")
+       #define  STANDARDBATTLELEVELS ("/usr/share/games/rott/rottcd.rtc")
    #elif (SITELICENSE==1)
-       #define  STANDARDBATTLELEVELS (DATADIR "ROTTSITE.RTC")
+       #define  STANDARDBATTLELEVELS ("/usr/share/games/rott/rottsite.rtc")
    #else
-       #define  STANDARDBATTLELEVELS (DATADIR "DARKWAR.RTC")
+       #define  STANDARDBATTLELEVELS ("/usr/share/games/rott/darkwar.rtc")
    #endif
 #else
-   #define  STANDARDGAMELEVELS   (DATADIR "HUNTBGIN.RTL")
-   #define  STANDARDBATTLELEVELS (DATADIR "HUNTBGIN.RTC")
+   #define  STANDARDGAMELEVELS   ("/usr/share/games/rott/huntbgin.rtl")
+   #define  STANDARDBATTLELEVELS ("/usr/share/games/rott/huntbgin.rtc")
 #endif