Request help iMacros

Hi All.

Using iMacros, I need to change this html command

<img alt="" class="bs-captcha-image form-control-static" id="bs-captcha-image" src="/image/Captcha?k=32278991-6b94-4ef5-9c64-8094ff3e3fd1&amp;l=5&amp;t=Numeric&amp;r=0.959809023402542">

to

<img alt="" class="bs-captcha-image form-control-static" id="bs-captcha-image" src="/image/Captcha?k=32278991-6b94-4ef5-9c64-8094ff3e3fd1&amp;l=1&amp;t=Numeric&amp;r=0.959809023402542">

You can try using the asterisk (*) wildcard, where the code changes.

me test not work.