diff --git a/main.py b/main.py
index 6cfb8b6..26e4977 100644
--- a/main.py
+++ b/main.py
@@ -651,11 +651,11 @@ def new_book():
             alert="danger"
             message="Failed to create Book."
             for field in form.errors:
-                message = "{}<br>{}={}".format( message, field, form.errors[field] )
+                message = f"{message}<br>{field}={form.errors}"
             if len(book_genres) == 0:
-                message = "{}<br>book has to have a genre selected".format( message )
-            if request.form['owned'] != ON_WISHLIST and not request.form['year_published'].isnumeric():
-                message = "{}<br>book is not on wish list, so needs a year_published between 1850 & 2100".format( message )
+                message = f"{message}<br>book has to have a genre selected"
+            if int(request.form['owned']) != int(ON_WISHLIST) and not request.form['year_published'].isnumeric():
+                message = f"{message}<br>book is not on wish list {request.form['owned']}, so needs a year_published between 1850 & 2100"
 
             print( "ERROR: Failed to create book: {}".format(message) )
             if request.form['year_published'].isnumeric():