diff --git a/bin/makefile-header b/bin/makefile-header
index deb5a00..705a7b5 100755
--- a/bin/makefile-header
+++ b/bin/makefile-header
@@ -32,3 +32,5 @@ LDFLAGS =
 LDELDFLAGS =
 LDEETHERLDFLAGS =
 
+# OSARCHDIR is the os/architecture dir, where executables all go.
+OSARCHDIR = ../$(OSARCHNAME)/
diff --git a/bin/makefile-tail b/bin/makefile-tail
index d106021..0c58564 100644
--- a/bin/makefile-tail
+++ b/bin/makefile-tail
@@ -33,10 +33,6 @@
 #	3. makeright -e init
 #	4. follow the instructions on {eris}<lispcore>sunloadup>howto-loadup-sunlisp.txt
 
-
-# OSARCHDIR is the os/architecture dir, where executables all go.
-OSARCHDIR = ../$(OSARCHNAME)/
-
 REQUIRED-INCS = $(INCDIR)version.h $(INCDIR)maiko/platform.h
 
 CFLAGS = $(OPTFLAGS) $(DFLAGS)