1 files changed, 3 insertions, 1 deletions
diff --git a/apt-pkg/upgrade.h b/apt-pkg/upgrade.h
index c4973472f..aa883df10 100644
--- a/apt-pkg/upgrade.h
+++ b/apt-pkg/upgrade.h
@@ -10,12 +10,14 @@
 #ifndef PKGLIB_UPGRADE_H
 #define PKGLIB_UPGRADE_H
 
+class pkgDepCache;
+
 namespace APT {
    namespace Upgrade {
       // FIXME: make this "enum class UpgradeMode {" once we enable c++11
       enum UpgradeMode {
          FORBID_REMOVE_PACKAGES = 1,
-         FORBID_INSTALL_NEW_PACKAGES = 2,
+         FORBID_INSTALL_NEW_PACKAGES = 2
       };
       bool Upgrade(pkgDepCache &Cache, int UpgradeMode);
    }