diff --git a/debian/control b/debian/control
index 528f1dd..15dfc98 100644
--- a/debian/control
+++ b/debian/control
@@ -72,6 +72,7 @@ Section: doc
Depends: ${misc:Depends}
Conflicts: libcoin20-doc,
libcoin40-doc
+Multi-Arch: foreign
Description: Open Inventor documentation
This package contains the Open Inventor documentation files.
.
@@ -103,6 +104,7 @@ Package: inventor-data
Architecture: all
Section: graphics
Depends: ${misc:Depends}
+Multi-Arch: foreign
Description: Open Inventor sample data files
This package contains sample 3D model and scene files in inventor format.
.