1 files changed, 1 insertions, 1 deletions
diff --git a/apt-pkg/pkgsystem.h b/apt-pkg/pkgsystem.h
index eb75df412..6e33c67ed 100644
--- a/apt-pkg/pkgsystem.h
+++ b/apt-pkg/pkgsystem.h
@@ -38,6 +38,7 @@
 #define PKGLIB_PKGSYSTEM_H
 
 #include <apt-pkg/pkgcache.h>
+#include <apt-pkg/cacheiterators.h>
 
 #include <vector>
 
@@ -50,7 +51,6 @@ class pkgPackageManager;
 class pkgVersioningSystem;
 class Configuration;
 class pkgIndexFile;
-class PkgFileIterator;
 
 class pkgSystem
 {