Spaces U+2002 to U+2006 problem

Hello,
I create a font with Spaces U+2002, U+2003, U+2004, U+2005 and U+2006.
I set the space before and after a glyphe to 0 by RESET. But the spaces are not part of the automatic reset. I had to set them manually to 0.

Thanks for reading.
J.