diff --git a/.gitignore b/.gitignore
index 7f365d9..f5a7245 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 /tecla-45.alpha.tar.xz
 /tecla-45.beta.tar.xz
+/tecla-45.rc.tar.xz
diff --git a/sources b/sources
index e999696..0d2bd80 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (tecla-45.beta.tar.xz) = 93acf3fe93001be51638743dc85686d07abc9e0a138efbcbd39a0d2ae360b9e1dafbbd7c4b101e3b0141d18710b5557cf60438e2220cc7420699d8151542e989
+SHA512 (tecla-45.rc.tar.xz) = 7f0bf8559b5f99a52516f1a2c340574b1e76c65f6d72264f8099e34e38c39f2019b81c692517cab309f657eb7806adb4bac5338ad2212a0bbaca4e280182e65d
diff --git a/tecla.spec b/tecla.spec
index 6319d7b..930976a 100644
--- a/tecla.spec
+++ b/tecla.spec
@@ -1,7 +1,7 @@
 %global tarball_version %%(echo %{version} | tr '~' '.')
 
 Name:           tecla
-Version:        45~beta
+Version:        45~rc
 Release:        %autorelease
 Summary:        Keyboard layout viewer
 
@@ -24,6 +24,15 @@ Tecla is a keyboard layout viewer. It uses GTK/Libadwaita for UI, and
 libxkbcommon to deal with keyboard maps.
 
 
+%package        devel
+Summary:        Development files for %{name}
+Requires:       %{name}%{?_isa} = %{version}-%{release}
+
+%description    devel
+The %{name}-devel package contains a pkg-config file for
+developing applications that use %{name}.
+
+
 %prep
 %autosetup -p1 -n tecla-%{tarball_version}
 
@@ -53,5 +62,9 @@ desktop-file-validate %{buildroot}%{_datadir}/applications/org.gnome.Tecla.deskt
 %{_datadir}/icons/hicolor/symbolic/apps/org.gnome.Tecla-symbolic.svg
 
 
+%files devel
+%{_datadir}/pkgconfig/tecla.pc
+
+
 %changelog
 %autochangelog