# Feisty has simplejson 1.4
"simplejson >= 1.4",
- "zope.interface",
+ # zope.interface 3.6.4 is incompatible with Nevow.
+ # These are the versions packaged in major versions of Debian or Ubuntu, or in pkgsrc.
+ "zope.interface == 3.3.1, == 3.5.3, == 3.6.1",
# On Windows we need at least Twisted 9.0 to avoid an indirect dependency on pywin32.
# We also need Twisted 10.1 for the FTP frontend in order for Twisted's FTP server to