diff --git a/bypy/macos.conf b/bypy/macos.conf
index a29633dab5..e0a3c660cc 100644
--- a/bypy/macos.conf
+++ b/bypy/macos.conf
@@ -1,6 +1,6 @@
 # Requires installation of XCode 10.3 and Python 3 and
 # python3 -m pip install certifi
 
-vm_name 'macos-calibre-build'
+vm_name 'macos-calibre'
 root '/Users/Shared/calibre-build'
 python '/usr/local/bin/python3'
diff --git a/bypy/windows.conf b/bypy/windows.conf
index 6385ad049b..1c80890626 100644
--- a/bypy/windows.conf
+++ b/bypy/windows.conf
@@ -9,10 +9,9 @@
 # Ensure the windwos sdk version at least 10.0.18362 or newer is installed, needed for
 # qt-webengine-14.1
 
-vm_name 'windows-calibre-build'
+vm_name 'windows-calibre'
 root 'C:/r'
 python 'py.exe'
-python2 'C:/Python27/python.exe'
 perl 'C:/Strawberry/perl/bin/perl.exe'
 ruby 'C:/Ruby27-x64/bin/ruby.exe'
 mesa 'C:/mesa'