diff --git a/totem.spec b/totem.spec
index df214a8..c07d121 100644
--- a/totem.spec
+++ b/totem.spec
@@ -92,7 +92,7 @@ Totem is extensible through a plugin system.
 %package lirc
 Summary: LIRC (Infrared remote) plugin for Totem
 Group: Applications/Multimedia
-Requires: %{name} = %{epoch}:%{version}-%{release}
+Requires: %{name}%{?_isa} = %{epoch}:%{version}-%{release}
 
 %description lirc
 This package provides a plugin to add LIRC (Infrared remote) support to Totem.
@@ -100,7 +100,7 @@ This package provides a plugin to add LIRC (Infrared remote) support to Totem.
 %package youtube
 Summary: YouTube plugin for Totem
 Group: Applications/Multimedia
-Requires: %{name} = %{epoch}:%{version}-%{release}
+Requires: %{name}%{?_isa} = %{epoch}:%{version}-%{release}
 
 %description youtube
 This package provides a plugin to allow browsing YouTube videos in Totem,
@@ -112,7 +112,7 @@ available in the Fedora repositories.
 %package devel
 Summary: Plugin writer's documentation for totem
 Group: Development/Libraries
-Requires: %{name} = %{epoch}:%{version}-%{release}
+Requires: %{name}%{?_isa} = %{epoch}:%{version}-%{release}
 
 %description devel
 The %{name}-devel package contains API documentation for
@@ -121,7 +121,7 @@ developing developing plugins for %{name}.
 %package nautilus
 Summary: Video and Audio Properties tab for Nautilus
 Group: Applications/Multimedia
-Requires: %{name} = %{epoch}:%{version}-%{release}
+Requires: %{name}%{?_isa} = %{epoch}:%{version}-%{release}
 
 %description nautilus
 This package provides a Nautilus extension that shows the properties of
@@ -248,6 +248,7 @@ glib-compile-schemas %{_datadir}/glib-2.0/schemas &> /dev/null || :
 %changelog
 * Wed Sep 03 2014 Kalev Lember <kalevlember@gmail.com> - 1:3.13.91-1
 - Update to 3.13.91
+- Tighten subpackage requires
 
 * Mon Aug 18 2014 Kalev Lember <kalevlember@gmail.com> - 1:3.13.90-1
 - Update to 3.13.90