diff --git a/Botan.changes b/Botan.changes
index ae1f193..478c7e8 100644
--- a/Botan.changes
+++ b/Botan.changes
@@ -3,6 +3,7 @@ Fri Feb 16 16:07:40 UTC 2018 - sleep_walker@opensuse.org
 
 - drop explicit package requirements
 - split binary package and documentation from dynamic library package
+  and make documentation package noarch
 - merge back Botan2 package to Botan with changelog history
 - drop Botan patches
     aarch64-support.patch - doesn't seem to be required anymore
diff --git a/Botan.spec b/Botan.spec
index bbfc828..6bb4409 100644
--- a/Botan.spec
+++ b/Botan.spec
@@ -80,6 +80,7 @@ This package contains the python bindings to libbotan's C98 interface.
 %define botan_docdir %{_docdir}/botan-%{version}
 Summary:        Documentation of Botan
 Group:          Development/Libraries/C and C++
+BuildArch:      noarch
 
 %description doc
 Documentation of Botan package.