diff --git a/lib/Driver/ToolChains.cpp b/lib/Driver/ToolChains.cpp
index a2ccb35..7d70cd5 100644
--- a/lib/Driver/ToolChains.cpp
+++ b/lib/Driver/ToolChains.cpp
@@ -1855,6 +1855,8 @@
   UbuntuNatty,
   UbuntuOneiric,
   UbuntuPrecise,
+  UbuntuQuantal,
+  UbuntuRaring,
   UnknownDistro
 };
 
@@ -1872,7 +1874,7 @@
 }
 
 static bool IsUbuntu(enum LinuxDistro Distro) {
-  return Distro >= UbuntuHardy && Distro <= UbuntuPrecise;
+  return Distro >= UbuntuHardy && Distro <= UbuntuRaring;
 }
 
 static LinuxDistro DetectLinuxDistro(llvm::Triple::ArchType Arch) {
@@ -1894,6 +1896,8 @@
           .Case("natty", UbuntuNatty)
           .Case("oneiric", UbuntuOneiric)
           .Case("precise", UbuntuPrecise)
+          .Case("quantal", UbuntuQuantal)
+          .Case("raring", UbuntuRaring)
           .Default(UnknownDistro);
     return Version;
   }