diff --git a/include/lang/auto.rem b/include/lang/auto.rem
index ae1e4fca..440cfebd 100644
--- a/include/lang/auto.rem
+++ b/include/lang/auto.rem
@@ -8,7 +8,7 @@ ENDIF
 
 IF autolang != ""
     IF access($SysInclude + "/lang/" + lower(substr(autolang, 1, 5)) + ".rem", "r") == 0
-        INCLUDE [$SysInclude]/lang/[lower(substr(autolang, 1, 5))]
+        INCLUDE [$SysInclude]/lang/[lower(substr(autolang, 1, 5))].rem
     ELSE
         IF access($SysInclude + "/lang/" + lower(substr(autolang, 1, 2)) + ".rem", "r") == 0
             INCLUDE [$SysInclude]/lang/[lower(substr(autolang, 1, 2))].rem