diff --git a/pym/portage/__init__.py b/pym/portage/__init__.py
index 3ea8b3b..b7c4e9e 100644
--- a/pym/portage/__init__.py
+++ b/pym/portage/__init__.py
@@ -3182,7 +3182,7 @@
 		virts = flatten(portage.dep.use_reduce(portage.dep.paren_reduce(provides), uselist=myuse.split()))
 
 		modified = False
-		cp = dep_getkey(mycpv)
+		cp = dep.Atom(cpv_getkey(mycpv))
 		for virt in virts:
 			virt = dep_getkey(virt)
 			providers = self.virtuals.get(virt)