diff --git a/ChangeLog b/ChangeLog
index 6c0d322091..2ff55163da 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2013-10-04  Ryan S. Arnold  <ryan.arnold@linaro.org>
+
+	* misc/swapon.c (swapon): Update definition, adding FLAGS parameter to
+	match prototype.
+
 2013-10-04  Joseph Myers  <joseph@codesourcery.com>
 
 	* sysdeps/powerpc/powerpc32/Makefile [$(with-fp) = yes] (+cflags):
diff --git a/misc/swapon.c b/misc/swapon.c
index 61933b8bb5..0e587d473f 100644
--- a/misc/swapon.c
+++ b/misc/swapon.c
@@ -22,8 +22,7 @@
 /* Make the block special device PATH available to the system for swapping.
    This call is restricted to the super-user.  */
 int
-swapon (path)
-     const char *path;
+swapon (const char *path, int flags)
 {
   __set_errno (ENOSYS);
   return -1;