diff --git a/kdelibs.spec b/kdelibs.spec
index 8ce66c5..218b4a0 100644
--- a/kdelibs.spec
+++ b/kdelibs.spec
@@ -88,6 +88,7 @@ Patch27: kdelibs-4.3.90-kauth-polkitqt1.patch
 
 # upstreamable
 # new kde4-config --kde-version option (replaces previously ambiguous --version)
+# https://bugs.kde.org/224540
 Patch50: kdelibs-4.3.95-kde-config_kde-version.patch
 
 # upstream
@@ -454,7 +455,7 @@ rm -rf %{buildroot}
 
 %changelog
 * Wed Jan 27 2010 Rex Dieter <rdieter@fedoraproject.org> - 4.3.95-3
-- patch for kde4-config --kde-version option
+- patch for kde4-config --kde-version option (kde#224540)
 - kdelibs.macros: provide %%{_kde4_version} macro
 
 * Tue Jan 26 2010 Rex Dieter <rdieter@fedoraproject.org> - 4.3.95-2