diff --git a/libvorbis.spec b/libvorbis.spec
index 303ad05..d8e2bd1 100644
--- a/libvorbis.spec
+++ b/libvorbis.spec
@@ -24,7 +24,7 @@ that support Ogg Vorbis.
 Summary: Development tools for Vorbis applications
 Group: Development/Libraries
 Requires:	libogg-devel >= 2:1.1
-Requires:	%{name} = %{epoch}:%{version}-%{release}
+Requires:	%{name}%{?_isa} = %{epoch}:%{version}-%{release}
 Obsoletes:	vorbis-devel
 
 %description devel
@@ -87,6 +87,7 @@ make check
 * Wed Dec 14 2016 David King <amigadave@amigadave.com> - 1.3.5-1
 - Update to 1.3.5 (#1197923)
 - Use license macro for COPYING
+- Tighten subpackage dependencies
 
 * Thu Feb 04 2016 Fedora Release Engineering <releng@fedoraproject.org> - 1:1.3.4-6
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_24_Mass_Rebuild