diff --git a/appveyor.yml b/appveyor.yml
index 4451d19..8924eb5 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -33,8 +33,8 @@ platform:
     - x64
 
 install:
-    - cmd: python -c "from urllib2 import urlopen; open('bootstrap-obvious-ci-and-miniconda.py', 'w').write(urlopen('https://raw.githubusercontent.com/pelson/Obvious-CI/master/bootstrap-obvious-ci-and-miniconda.py').read())"
-    - cmd: python bootstrap-obvious-ci-and-miniconda.py %CONDA_INSTALL_LOCN% %TARGET_ARCH% %CONDA_PY:~0,1% --without-obvci
+    - appveyor DownloadFile "https://raw.githubusercontent.com/pelson/Obvious-CI/master/bootstrap-obvious-ci-and-miniconda.py"
+    - cmd: python bootstrap-obvious-ci-and-miniconda.py %CONDA_INSTALL_LOCN% %TARGET_ARCH% 3 --without-obvci
     - cmd: set CONDA_PY=%CONDA_PY%
     - cmd: set PATH=%PATH%;%CONDA_INSTALL_LOCN%;%CONDA_INSTALL_LOCN%\scripts
     - cmd: set PYTHONUNBUFFERED=1
diff --git a/cartopy/meta.yaml b/cartopy/meta.yaml
index 87a7f22..67f6e5e 100644
--- a/cartopy/meta.yaml
+++ b/cartopy/meta.yaml
@@ -30,7 +30,7 @@ requirements:
     - owslib
     - pyshp
     - pyepsg
-  
+
   run:
     - python
     - six
diff --git a/scripts/run_docker_build.sh b/scripts/run_docker_build.sh
index 08397ed..c4a4d37 100755
--- a/scripts/run_docker_build.sh
+++ b/scripts/run_docker_build.sh
@@ -34,11 +34,17 @@ echo "$config" > ~/.condarc
 # A lock sometimes occurs with incomplete builds. The lock file is stored in build_artefacts.
 conda clean --lock
 
+conda update --yes --all
+
 conda install --yes anaconda-client
+
 conda info
+
 unset LANG
+
 yum install -y expat-devel git autoconf libtool texinfo check-devel
 
 obvci_conda_build_dir.py /conda-recipes $UPLOAD_OWNER --build-condition "numpy >=1.8" "python >=2.7,<3|>=3.4,<3.5"
 
 EOF
+