diff --git a/fs/xfs/libxfs/xfs_format.h b/fs/xfs/libxfs/xfs_format.h
index d665c04e69dd3fa981b414f6687703d0566e78c4..519f1d14f5d3b443ad44de9b81ef5f7ec8939640 100644
--- a/fs/xfs/libxfs/xfs_format.h
+++ b/fs/xfs/libxfs/xfs_format.h
@@ -695,7 +695,7 @@ struct xfs_agfl {
  * When the bigtime feature is enabled, ondisk inode timestamps become an
  * unsigned 64-bit nanoseconds counter.  This means that the bigtime inode
  * timestamp epoch is the start of the classic timestamp range, which is
- * Dec 31 20:45:52 UTC 1901.  Because the epochs are not the same, callers
+ * Dec 13 20:45:52 UTC 1901.  Because the epochs are not the same, callers
  * /must/ use the bigtime conversion functions when encoding and decoding raw
  * timestamps.
  */