diff --git a/atkmm.spec b/atkmm.spec
index 83b4446..3147c8e 100644
--- a/atkmm.spec
+++ b/atkmm.spec
@@ -33,7 +33,7 @@ quickly create complex user interfaces.
 
 %package devel
 Summary:        Development files for %{name}
-Requires:       %{name} = %{version}-%{release}
+Requires:       %{name}%{?_isa} = %{version}-%{release}
 
 %description devel
 The %{name}-devel package contains libraries and header files for
@@ -91,6 +91,7 @@ documentation browser or through a web browser.
 - Update to 2.28.1
 - Switch to meson build system
 - Update source URLs
+- Tighten -devel subpackage deps
 
 * Mon Jul 27 2020 Fedora Release Engineering <releng@fedoraproject.org> - 2.24.3-6
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild