diff --git a/debian/control b/debian/control
index 8ba8a8f..84b531c 100644
--- a/debian/control
+++ b/debian/control
@@ -47,6 +47,7 @@ Architecture: any
Conflicts: libitpp8-dbg
Replaces: libitpp8-dbg
Depends: libitpp8v5 (= ${binary:Version}), ${misc:Depends}
+Multi-Arch: same
Description: C++ library of signal processing and communication routines: Debug symbols
IT++ is a C++ library of mathematical, signal processing and
communication classes and functions. Its main use is in simulation of
@@ -63,6 +64,7 @@ Section: doc
Architecture: all
Suggests: dwww, www-browser
Depends: ${misc:Depends}, libjs-jquery
+Multi-Arch: foreign
Description: C++ library of signal processing and communication routines: Documentation
IT++ is a C++ library of mathematical, signal processing and
communication classes and functions. Its main use is in simulation of
