diff --git a/ChangeLog b/ChangeLog
index 9121cf66d9..f3cca14d0e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2017-10-13  Joseph Myers  <joseph@codesourcery.com>
+
+	* sysdeps/ieee754/ldbl-64-128/s_nextafterl.c (weak_alias):
+	Undefine and restore default definition.  Use
+	libm_alias_ldouble_other.
+
 2017-10-13  Peter Zelezny  <peter.zelezny@dektech.com.au>
 
 	[BZ #22153]
diff --git a/sysdeps/ieee754/ldbl-64-128/s_nextafterl.c b/sysdeps/ieee754/ldbl-64-128/s_nextafterl.c
index 64c663eda3..5218abea5e 100644
--- a/sysdeps/ieee754/ldbl-64-128/s_nextafterl.c
+++ b/sysdeps/ieee754/ldbl-64-128/s_nextafterl.c
@@ -4,3 +4,6 @@
 #include <sysdeps/ieee754/ldbl-128/s_nextafterl.c>
 long_double_symbol (libm, __nextafterl, nextafterl);
 long_double_symbol (libm, __nexttowardl, nexttowardl);
+#undef weak_alias
+#define weak_alias(name, aliasname) _weak_alias (name, aliasname)
+libm_alias_ldouble_other (__nextafter, nextafter)