diff --git a/packaging/debian/python-fpdb.postinst b/packaging/debian/python-fpdb.postinst
index 1f618958..9680be90 100644
--- a/packaging/debian/python-fpdb.postinst
+++ b/packaging/debian/python-fpdb.postinst
@@ -3,3 +3,4 @@
 # When installed into .../fpdb/ the script gets mode 644
 # Note: "dh_fixperms -Xfpdb.py" did not work, hence this hack
 chmod 755 /usr/bin/fpdb
+chmod 755 /usr/share/pyshared/fpdb/HUD_main.py