diff --git a/wscript b/wscript
index 0906946..725c237 100644
--- a/wscript
+++ b/wscript
@@ -74,6 +74,14 @@
 
     bld.install_files(
         dest = "%s/ndn-group-encrypt" % bld.env['INCLUDEDIR'],
+        files = bld.path.ant_glob(['src/**/*.hpp', 'src/**/*.h', 'common.hpp']),
+        cwd = bld.path.find_dir("src"),
+        relative_trick = False,
+        )
+        
+
+    bld.install_files(
+        dest = "%s/ndn-group-encrypt" % bld.env['INCLUDEDIR'],
         files = bld.path.get_bld().ant_glob(['src/**/*.hpp', 'common.hpp', 'config.hpp']),
         cwd = bld.path.get_bld().find_dir("src"),
         relative_trick = False,