Nightly build 2.1 (and 3.0) won't start on mac: DYLD, [0x1] Library missing

Process: mscore [15463]
Path: /Applications/MuseScoreNightly.app/Contents/MacOS/mscore
Identifier: org.musescore.MuseScore
Version: 2.1 (2.1.0)
Code Type: X86-64 (Native)
Parent Process: ??? [1]
Responsible: mscore [15463]
User ID: 501

Date/Time: 2017-02-16 16:06:22.119 +0100
OS Version: Mac OS X 10.12.3 (16D32)
Report Version: 12
Anonymous UUID: 2CB10CC0-FAFD-5274-CB8F-6154ACF0DA80

Sleep/Wake UUID: 47D80B99-247F-47FE-BE08-B664C514B228

Time Awake Since Boot: 88000 seconds
Time Since Wake: 15000 seconds

System Integrity Protection: enabled

Crashed Thread: 0

Exception Type: EXC_CRASH (SIGABRT)
Exception Codes: 0x0000000000000000, 0x0000000000000000
Exception Note: EXC_CORPSE_NOTIFY

Termination Reason: DYLD, [0x1] Library missing

Application Specific Information:
dyld: launch, loading dependent libraries

Dyld Error Message:
Library not loaded: */libvorbisfile.3.dylib
Referenced from: /Applications/MuseScoreNightly.app/Contents/MacOS/mscore
Reason: image not found

Binary Images:
0x10fc81000 - 0x11094ffff +org.musescore.MuseScore (2.1 - 2.1.0) <9480F648-5705-34E9-BC6A-24F5339C2A50> /Applications/MuseScoreNightly.app/Contents/MacOS/mscore
0x113cf0000 - 0x113d2d267 dyld (421.2) <947FC440-80F9-32F7-A773-6FC418FE1AB7> /usr/lib/dyld

I've tried to revert to factory settings:
~ root# /Applications/MuseScoreNightly.app/Contents/MacOS/mscore -F
dyld: Library not loaded: @@HOMEBREW_PREFIX@@/opt/libvorbis/lib/libvorbisfile.3.dylib
Referenced from: /Applications/MuseScoreNightly.app/Contents/MacOS/mscore
Reason: image not found
Abort trap: 6