diff --git a/programs/other/outdated/rb/trunk/Tupfile.lua b/programs/other/outdated/rb/trunk/Tupfile.lua
index 31b80adc17..f9ea04b34c 100644
--- a/programs/other/outdated/rb/trunk/Tupfile.lua
+++ b/programs/other/outdated/rb/trunk/Tupfile.lua
@@ -1,3 +1,3 @@
 if tup.getconfig("NO_FASM") ~= "" then return end
 tup.rule("echo lang fix " .. ((tup.getconfig("LANG") == "") and "en" or tup.getconfig("LANG")) .. " > lang.inc", {"lang.inc"})
-tup.rule({"@RB.ASM", extra_inputs = {"lang.inc"}}, "fasm %f %o " .. tup.getconfig("KPACK_CMD"), "@RB")
+tup.rule({"rb.asm", extra_inputs = {"lang.inc"}}, "fasm %f %o " .. tup.getconfig("KPACK_CMD"), "rb")
diff --git a/programs/other/outdated/rb/trunk/@RB.ASM b/programs/other/outdated/rb/trunk/rb.asm
similarity index 100%
rename from programs/other/outdated/rb/trunk/@RB.ASM
rename to programs/other/outdated/rb/trunk/rb.asm