Crafting a dispenser through the recipe book pulls up the recipe of dropper

Crafting a Dispenser through the recipe book makes a dropper

How to reproduce- 1) Take all the required material for a dispenser
2) go to crafting table and select the dispenser in the recipe book
3) after selecting the dispenser in the recipe book, it will take all the
material in the crafting grid for making a dropper instead of dispenser