diff --git a/dev/buildbot/master/master.cfg b/dev/buildbot/master/master.cfg
index dd7ff865..bb333219 100644
--- a/dev/buildbot/master/master.cfg
+++ b/dev/buildbot/master/master.cfg
@@ -252,7 +252,7 @@ def websiteFactory(platform, gitMode='incremental', fullBuild=False):
     # List the files in the dist directory
     factory.addStep(ShellCommand(command=' '.join([docActivateCmd(), "ls", 'dist/*.*']), workdir= 'build/wrappers/Python', haltOnFailure = True))
     # Install the wheel - this will uninstall the old version
-    factory.addStep(ShellCommand(command=' '.join([docActivateCmd(), "pip", "install", "`ls dist/CoolProp*.whl`"]), workdir= 'build/wrappers/Python', haltOnFailure = True))
+    factory.addStep(ShellCommand(command=' '.join([docActivateCmd(), "pip", "install", "-I", "--upgrade", "--no-deps", "--force-reinstall", "`ls dist/CoolProp*.whl`"]), workdir= 'build/wrappers/Python', haltOnFailure = True))
     # Remove the generated wheel
     factory.addStep(ShellCommand(command=' '.join([docActivateCmd(), "rm", 'dist/*.whl']), workdir= 'build/wrappers/Python', haltOnFailure = True))
     # Test the compiled CoolProp