-pip-tools==3.8.0 # BSD Keep this in sync with Makefile's PIP_TOOLS_VERSION
+pip-tools==5.1.2 # BSD Keep this in sync with Makefile's PIP_TOOLS_VERSION
aenum>= 2.1.2; python_version < '3.6' # BSD
cffi # MIT
syslog_rfc5424_parser>=0.3.1 # ISC
objgraph # MIT
pympler # Apache-2.0
+sphinx<3.0.0 # BSD, sphinx 3.0.0 crashes with a traceback
+sphinx-rtd-theme # MIT