diff --git a/totem.spec b/totem.spec
index 9103e1c..b31ecb8 100644
--- a/totem.spec
+++ b/totem.spec
@@ -64,15 +64,15 @@ Requires: libpeas-loader-python3%{?_isa}
 Requires: python3-gobject
 
 Requires: iso-codes
-Requires: gstreamer1
+Requires: gstreamer1%{?_isa}
 Requires: gstreamer1-plugins-base%{?_isa} >= %{gst_plugins_base_version}
-Requires: gstreamer1-plugins-good
-Requires: gstreamer1-plugins-bad-free
-Requires: gvfs-fuse
+Requires: gstreamer1-plugins-good%{?_isa}
+Requires: gstreamer1-plugins-bad-free%{?_isa}
+Requires: gvfs-fuse%{?_isa}
 # Disabled until ported to GStreamer 1.0
 # Requires: gnome-dvb-daemon
-Requires: grilo-plugins
-Requires: gsettings-desktop-schemas
+Requires: grilo-plugins%{?_isa}
+Requires: gsettings-desktop-schemas%{?_isa}
 
 # The mythtv sub-package was removed
 # (obsoleted by -upnp then by grilo in main)
@@ -260,6 +260,7 @@ glib-compile-schemas %{_datadir}/glib-2.0/schemas &> /dev/null || :
 %changelog
 * Wed Aug 19 2015 Kalev Lember <klember@redhat.com> - 1:3.16.2-4
 - Use plugin installation API from gstreamer1-plugins-base 1.5.0
+- Tighten deps with the _isa macro
 
 * Wed Jul 22 2015 David King <amigadave@amigadave.com> - 1:3.16.2-3
 - Bump for new gnome-desktop3