diff --git a/docs/UserGuide.md b/docs/UserGuide.md
index 599e420d0..d056961fa 100644
--- a/docs/UserGuide.md
+++ b/docs/UserGuide.md
@@ -558,31 +558,31 @@ be prompted to re-enter the command with an instruction on how to properly type
 to be saved.**
 
 ## Command Summary
-| Purpose of Command                                              | Command Syntax                                                              |
-|-----------------------------------------------------------------|-----------------------------------------------------------------------------|
-| View all commands                                               | `help`                                                                      |
-| Add a book                                                      | `add [BOOK_TITLE]`                                                          |
-| Remove a book                                                   | `remove [BOOK_INDEX]`                                                       |
-| View all books                                                  | `list`                                                                      |
-| Mark book as read                                               | `mark [BOOK_INDEX]`                                                         |
-| Mark book as unread                                             | `unmark [BOOK_INDEX]`                                                       |
-| Listing read books by date                                      | `list-by-date`                                                              |
-| List all genres                                                 | `list-genre`                                                                |
-| Set genre (Single-step for advanced users)                      | `set-genre [BOOK_INDEX] [GENRE]`                                            |
-| Set genre (Multi-step for new users)                            | `set-genre [BOOK_INDEX]` followed by `[NUMBER]` then `[GENRE]` if necessary |
-| Remove a genre                                                  | `remove-genre [GENRE_INDEX]`                                                |
-| Add author for book                                             | `set-author [BOOK_INDEX] [AUTHOR]`                                          |
-| Label book                                                      | `label [BOOK_INDEX] [LABEL]`                                                |
-| Add summary for book                                            | `give-summary [BOOK_INDEX] [BOOK_SUMMARY]`                                  |
-| Rate book                                                       | `rate [BOOK_INDEX] [BOOK_RATING]`                                           |
-| Sort books by rating                                            | `list-rated`                                                                |
-| Display details of book                                         | `display [BOOK_INDEX]`                                                      |
-| Find books with specific title                                  | `find-title [KEYWORD]`                                                      |
-| Find books with specific genre (Single-step for advanced users) | `find-genre [GENRE]`                                                        |
-| Find books with specific genre (Multi-step for new users)       | `find-genre` followed by `[NUMBER]`                                         |
-| Find books that are read                                        | `find-read`                                                                 |
-| Find books that are unread                                      | `find-unread`                                                               |
-| Find books with specific label                                  | `find-label [KEYWORD]`                                                      |
-| Find books with specific rating                                 | `find-rate [RATING]`                                                        |
-| Find books with specific author                                 | `find-author [AUTHOR]`                                                      |
-| Exit program                                                    | `bye`                                                                       |
+|                       Purpose of Command                        |                               Command Syntax                                |
+|:---------------------------------------------------------------:|:---------------------------------------------------------------------------:|
+|                        View all commands                        |                                   `help`                                    |
+|                           Add a book                            |                             `add [BOOK_TITLE]`                              |
+|                          Remove a book                          |                            `remove [BOOK_INDEX]`                            |
+|                         View all books                          |                                   `list`                                    |
+|                        Mark book as read                        |                             `mark [BOOK_INDEX]`                             |
+|                       Mark book as unread                       |                            `unmark [BOOK_INDEX]`                            |
+|                   Listing read books by date                    |                               `list-by-date`                                |
+|                         List all genres                         |                                `list-genre`                                 |
+|           Set genre (Single-step for advanced users)            |                      `set-genre [BOOK_INDEX] [GENRE]`                       |
+|              Set genre (Multi-step for new users)               | `set-genre [BOOK_INDEX]` followed by `[NUMBER]` then `[GENRE]` if necessary |
+|                         Remove a genre                          |                        `remove-genre [GENRE_INDEX]`                         |
+|                       Add author for book                       |                     `set-author [BOOK_INDEX] [AUTHOR]`                      |
+|                           Label book                            |                        `label [BOOK_INDEX] [LABEL]`                         |
+|                      Add summary for book                       |                 `give-summary [BOOK_INDEX] [BOOK_SUMMARY]`                  |
+|                            Rate book                            |                      `rate [BOOK_INDEX] [BOOK_RATING]`                      |
+|                      Sort books by rating                       |                                `list-rated`                                 |
+|                     Display details of book                     |                           `display [BOOK_INDEX]`                            |
+|                 Find books with specific title                  |                           `find-title [KEYWORD]`                            |
+| Find books with specific genre (Single-step for advanced users) |                            `find-genre [GENRE]`                             |
+|    Find books with specific genre (Multi-step for new users)    |                     `find-genre` followed by `[NUMBER]`                     |
+|                    Find books that are read                     |                                 `find-read`                                 |
+|                   Find books that are unread                    |                                `find-unread`                                |
+|                 Find books with specific label                  |                           `find-label [KEYWORD]`                            |
+|                 Find books with specific rating                 |                            `find-rate [RATING]`                             |
+|                 Find books with specific author                 |                           `find-author [AUTHOR]`                            |
+|                          Exit program                           |                                    `bye`                                    |