Hi Jurgen,
I installed the 32 bit version of Pd 0.47.1 gem/0.93.3 (deken installable file doe OSX PowerPC+i386/32bit)
OK, quit, reopen, and you should have it working. (I’m on version 10.11.6)
This is all in the readme file included in the Gem package.
hope this helps,
fd