diff --git a/ChangeLog b/ChangeLog
index 6f852397f..b2808c324 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2013-10-18  Vladimir Serbinenko  <phcoder@gmail.com>
+
+	* grub-core/disk/luks.c (configure_ciphers): Fix spurious warning.
+
 2013-10-18  Vladimir Serbinenko  <phcoder@gmail.com>
 
 	* grub-core/fs/zfs/zfs_lz4.c: Check that __INTEL_COMPILER is
diff --git a/grub-core/disk/luks.c b/grub-core/disk/luks.c
index afcb7e4e1..b98055294 100644
--- a/grub-core/disk/luks.c
+++ b/grub-core/disk/luks.c
@@ -82,7 +82,7 @@ configure_ciphers (grub_disk_t disk, const char *check_uuid,
   const gcry_md_spec_t *hash = NULL, *essiv_hash = NULL;
   const struct gcry_cipher_spec *ciph;
   grub_cryptodisk_mode_t mode;
-  grub_cryptodisk_mode_iv_t mode_iv;
+  grub_cryptodisk_mode_iv_t mode_iv = GRUB_CRYPTODISK_MODE_IV_PLAIN64;
   int benbi_log = 0;
   grub_err_t err;