diff --git a/ChangeLog b/ChangeLog
index e32172a19153b15f1547832f42551e65a5a4231b..fe1a4f0862825ed7d96cd49c9e4c6b405546facd 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2010-03-06  Niels M�ller  <nisse@lysator.liu.se>
+
+	* Makefile.in (distdir): Include x86_64 assembler files.
+
 2010-01-20  Niels M�ller  <nisse@lysator.liu.se>
 
 	* configure.ac: Check for mpz_powm_sec.
diff --git a/Makefile.in b/Makefile.in
index 1952743b501199f46de73991a543b13212e80f5e..afdc689d1dd778aa182243ef8cb676c1140c8e44 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -346,7 +346,7 @@ distdir: $(DISTFILES)
 	  else cp "$(srcdir)/$$f" "$(distdir)" ; \
 	  fi ; \
 	done
-	set -e; for d in sparc32 sparc64 x86 ; do \
+	set -e; for d in sparc32 sparc64 x86 x86_64; do \
 	  mkdir "$(distdir)/$$d" ; \
 	  cp $(srcdir)/$$d/*.asm $(srcdir)/$$d/*.m4 "$(distdir)/$$d" ; \
 	done