Search product + Isotope.initAwesomplete is not a function

Hello,

I'm on Contao 4.13 and Isotope 2.8.3

I put a search field in my header. (mod_iso_productfilter)
I have the following error:

(index):66 Uncaught TypeError: Isotope.initAwesomplete is not a function
at (index):66:17

An idea ?