diff --git a/pkgs/development/interpreters/python/python2/mk-python-derivation.nix b/pkgs/development/interpreters/python/python2/mk-python-derivation.nix
index 1a6f9c784cf675..6d51b51b215d43 100644
--- a/pkgs/development/interpreters/python/python2/mk-python-derivation.nix
+++ b/pkgs/development/interpreters/python/python2/mk-python-derivation.nix
@@ -57,7 +57,8 @@
 # Raise an error if two packages are installed with the same name
 # TODO: For cross we probably need a different PYTHONPATH, or not
 # add the runtime deps until after buildPhase.
-, catchConflicts ? (python.stdenv.hostPlatform == python.stdenv.buildPlatform)
+# FIXME: disabled for Python 2 because broken
+, catchConflicts ? false
 
 # Additional arguments to pass to the makeWrapper function, which wraps
 # generated binaries.