diff --git a/mercurial/bundlerepo.py b/mercurial/bundlerepo.py
--- a/mercurial/bundlerepo.py
+++ b/mercurial/bundlerepo.py
@@ -168,6 +168,7 @@ class bundlerepository(localrepo.localre
             self._tempparent = tempfile.mkdtemp()
             localrepo.instance(ui, self._tempparent, 1)
             localrepo.localrepository.__init__(self, ui, self._tempparent)
+        self.ui.setconfig('phases', 'publish', False)
 
         if path:
             self._url = 'bundle:' + util.expandpath(path) + '+' + bundlename
diff --git a/tests/test-phases-exchange.t b/tests/test-phases-exchange.t
--- a/tests/test-phases-exchange.t
+++ b/tests/test-phases-exchange.t
@@ -465,6 +465,38 @@ initial setup
   o  0 public a-A - 054250a37db4
   
 
+Pulling from bundle does not alter phases of changeset not present in the bundle
+
+  $ hg bundle  --base 1 -r 6 -r 3 ../partial-bundle.hg
+  5 changesets found
+  $ hg pull ../partial-bundle.hg
+  pulling from ../partial-bundle.hg
+  searching for changes
+  no changes found
+  $ hgph
+  @  10 draft a-H - 967b449fbc94
+  |
+  | o  9 draft a-G - 3e27b6f1eee1
+  | |
+  | o  8 draft a-F - b740e3e5c05d
+  | |
+  | o  7 draft a-E - e9f537e46dea
+  | |
+  +---o  6 public n-B - 145e75495359
+  | |
+  o |  5 public n-A - d6bcb4f74035
+  | |
+  o |  4 public b-A - f54f1bb90ff3
+  | |
+  | o  3 public a-D - b555f63b6063
+  | |
+  | o  2 public a-C - 54acac6f23ab
+  |/
+  o  1 public a-B - 548a3d25dbf0
+  |
+  o  0 public a-A - 054250a37db4
+  
+
 Pushing to Publish=False (unknown changeset)
 
   $ hg push ../mu -r b740e3e5c05d # a-F