The model told Us Magazine that she had used the tape to secure her dress to prevent any wardrobe malfunctions.
"You can use it for so many things on the red carpet," Decker said.
The 23-year-old recently revealed that her husband, tennis player Andy Roddick, has a crush on Jennifer Aniston, stating that Roddick likes older women.
In January, Decker credited her father with preventing her from developing an eating disorder, claiming that he stopped her from becoming obsessed.
The model most recently starred in Just Go With It opposite Adam Sandler. She can be seen next in Battleship with Alexander Skarsgård and Rihanna.
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> MTV Movie Awards 2011: The winners
Watch Brooklyn Decker talk about her MTV Movie Awards dress below: