=== modified file 'gui/core.py'
--- gui/core.py	2007-05-03 15:46:27 +0000
+++ gui/core.py	2007-05-03 16:00:10 +0000
@@ -12,6 +12,7 @@
 from pkgcore.ebuild.atom import atom
 from pkgcore.ebuild.repository import UnconfiguredTree, SlavedTree
 from pkgcore.util.repo_utils import get_raw_repos, get_virtual_repos
+from snakeoil.lists import unstable_unique
 
 pjoin = os.path.join
 
@@ -99,12 +100,14 @@
                 self.current_repo = repo
                 break
 
+        d = {}
         try:
             maskfile = open(pjoin(
                 self.current_repo.location, "profiles/package.mask"))
             for line in maskfile:
                 if line.strip() and not line.startswith("#"):
                     newatom = atom(line.strip())
+                    d.setdefault(newatom.key, []).append(newatom)
                     if not newatom.key in self.pmaskatoms:
                         self.pmaskatoms[newatom.key] = newatom
                     else:
@@ -114,6 +117,9 @@
             if oe.errno not in (errno.ENOENT, ):
                 raise
 
+        self.pmaskatoms = dict((k, OrRestriction(*unstable_unique(v)))
+            for k,v in d.iteritems())
+
         self.refresh_package_tree()
 
     def refresh_package_tree(self):