diff --git a/ChangeLog b/ChangeLog
index 92575aab7..ef4c6901a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2013-11-12  Vladimir Serbinenko  <phcoder@gmail.com>
+
+	* grub-core/disk/cryptodisk.c (luks_script_get): Adapt to new procfs
+	API.
+
 2013-11-12  Vladimir Serbinenko  <phcoder@gmail.com>
 
 	* grub-core/tests/legacy_password_test.c (vectors): Make static.
diff --git a/grub-core/disk/cryptodisk.c b/grub-core/disk/cryptodisk.c
index a8a9b7171..9a4509bf0 100644
--- a/grub-core/disk/cryptodisk.c
+++ b/grub-core/disk/cryptodisk.c
@@ -1011,12 +1011,14 @@ hex (grub_uint8_t val)
 
 /* Open a file named NAME and initialize FILE.  */
 static char *
-luks_script_get (void)
+luks_script_get (grub_size_t *sz)
 {
   grub_cryptodisk_t i;
   grub_size_t size = 0;
   char *ptr, *ret;
 
+  *sz = 0;
+
   for (i = cryptodisk_list; i != NULL; i = i->next)
     if (grub_strcmp (i->modname, "luks") == 0)
       {
@@ -1098,6 +1100,7 @@ luks_script_get (void)
 	*ptr++ = '\n';
       }
   *ptr = '\0';
+  *sz = ptr - ret;
   return ret;
 }