diff --git a/src/library.cpp b/src/library.cpp
index de655d74d0..cdc0a812c5 100644
--- a/src/library.cpp
+++ b/src/library.cpp
@@ -1659,14 +1659,18 @@ lists the available options.
      - LMP_TYPE_ARRAY
      - ``double **``
      - Local data array
+   * - LMP_STYLE_LOCAL
+     - LMP_SIZE_VECTOR
+     - ``int *``
+     - Alias for using LMP_SIZE_ROWS
    * - LMP_STYLE_LOCAL
      - LMP_SIZE_ROWS
      - ``int *``
-     - Number of local data rows
+     - Number of local array rows or length of vector
    * - LMP_STYLE_LOCAL
      - LMP_SIZE_COLS
      - ``int *``
-     - Number of local data columns
+     - Number of local array columns, 0 if vector
 
 .. warning::