diff --git a/debian/control b/debian/control
index 7d6af5f..17b0868 100644
--- a/debian/control
+++ b/debian/control
@@ -63,6 +63,7 @@ Section: doc
Architecture: all
Depends: ${shlibs:Depends}, ${misc:Depends}
Pre-Depends: ${misc:Pre-Depends}
+Multi-Arch: foreign
Description: OpenVLBI Correlator - documentation
OpenVLBI is an open source correlator for astronomical interferometers.
with OpenVLBI astronomers can join together more telescopes to observe
@@ -110,6 +111,7 @@ Depends: libopendsp1 (= ${binary:Version})
Pre-Depends: ${misc:Pre-Depends}
Replaces: libopenvlbi1-dev (<< 1.23)
Breaks: libopenvlbi1-dev (<< 1.23)
+Multi-Arch: same
Description: OpenDSP signal processing library - development files
OpenDSP is an open source signal processing library.
It contains methods and routines for signal processing