How to replace the [NB SP] character in money output?

I mean this: $3**[NB SP]**696,67

Examples in chat of my server:

This minor bug was introduced in 282ec81 and requires you to simply override currency-symbol-format-locale in the config and set it to en-US (US currency formatting). As seen here.

Alternatively, this has been fixed in 5187be5. You can grab the fix from build 422 on the CI server.