diff --git a/gupnp-av.spec b/gupnp-av.spec
index c50a2c9..6c421a0 100644
--- a/gupnp-av.spec
+++ b/gupnp-av.spec
@@ -25,7 +25,7 @@ applications using GUPnP.
 
 %package devel
 Summary: Development package for %{name}
-Requires: %{name} = %{version}-%{release}
+Requires: %{name}%{?_isa} = %{version}-%{release}
 Requires: gssdp-devel
 Requires: pkgconfig
 
@@ -82,6 +82,7 @@ make check %{?_smp_mflags} V=1
 * Wed Oct 12 2016 Kalev Lember <klember@redhat.com> - 0.12.9-1
 - Update to 0.12.9
 - Don't set group tags
+- Tighten subpackage deps with the _isa macro
 
 * Thu Sep 22 2016 Kalev Lember <klember@redhat.com> - 0.12.8-2
 - BR vala instead of obsolete vala-tools subpackage