Pin sip, too for appveyor [skip travis]
@@ -10,7 +10,7 @@ environment:
PYTHON_ARCH: "64" # needs to be set for CMD_IN_ENV to succeed. If a mix
# of 32 bit and 64 bit builds are needed, move this
# to the matrix section.
- CONDA_DEPENDENCIES: "requests beautifulsoup4 matplotlib html5lib keyring=11 aplpy"
+ CONDA_DEPENDENCIES: "requests beautifulsoup4 matplotlib html5lib keyring=11 aplpy sip=4.18"
PIP_DEPENDENCIES: "pyregion"
CONDA_CHANNELS: "astropy"
ASTROPY_USE_SYSTEM_PYTEST: 1
