when using pbkdf2Sync with rollup getting createhmac is not a function

We re using pbkdf2sync in our application and we use rollup with esm bundling.

When we run our application we get error

Uncaught (in promise) TypeError: createHmac$1 is not a function
    at pbkdf2 (sync.js:37:13)
    at Encryption.getHash (Encryption.ts:16:13)
    at Controller.ts:173:32

Thanks in advance for the help.