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deleted file mode 100644
index dd84140..0000000
--- a/kdelibs4support-5.90.0.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
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-oid sha256:49ccf1989eb66f06414b62aeca9c82e35c6906e5a66549d3f9d880b76408ac7f
-size 3644376
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deleted file mode 100644
index 31f5f49..0000000
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@@ -1,11 +0,0 @@
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new file mode 100644
index 0000000..c585b3c
--- /dev/null
+++ b/kdelibs4support-5.91.0.tar.xz
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+oid sha256:4f6448fc6d03801b8f0e440aecd12e299631ae375c5390b343719eb85374e38c
+size 3646812
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new file mode 100644
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diff --git a/kdelibs4support.changes b/kdelibs4support.changes
index 50bff4b..8fff15d 100644
--- a/kdelibs4support.changes
+++ b/kdelibs4support.changes
@@ -1,3 +1,15 @@
+-------------------------------------------------------------------
+Sun Feb  6 10:16:55 UTC 2022 - Christophe Giboudeaux <christophe@krop.fr>
+
+- Update to 5.91.0
+  * New feature release
+  * For more details please see:
+  * https://kde.org/announcements/frameworks/5/5.91.0
+- Changes since 5.90.0:
+  * Link against KF5::Auth
+  * Also add the KAuth dependency in the CI metadata
+  * find kf5auth
+
 -------------------------------------------------------------------
 Mon Jan  3 12:47:26 UTC 2022 - Christophe Giboudeaux <christophe@krop.fr>
 
diff --git a/kdelibs4support.spec b/kdelibs4support.spec
index a9f24ae..7a004f6 100644
--- a/kdelibs4support.spec
+++ b/kdelibs4support.spec
@@ -17,14 +17,14 @@
 
 
 %define lname   libKF5KDELibs4Support5
-%define _tar_path 5.90
+%define _tar_path 5.91
 # Full KF5 version (e.g. 5.33.0)
 %{!?_kf5_version: %global _kf5_version %{version}}
 # Last major and minor KF5 version (e.g. 5.33)
 %{!?_kf5_bugfix_version: %define _kf5_bugfix_version %(echo %{_kf5_version} | awk -F. '{print $1"."$2}')}
 %bcond_without released
 Name:           kdelibs4support
-Version:        5.90.0
+Version:        5.91.0
 Release:        0
 Summary:        Code and utilities to ease the transition to KDE Frameworks 5
 License:        LGPL-2.1-or-later
@@ -41,6 +41,7 @@ BuildRequires:  fdupes
 BuildRequires:  kf5-filesystem
 BuildRequires:  perl-URI
 BuildRequires:  pkgconfig
+BuildRequires:  cmake(KF5Auth) >= %{_kf5_bugfix_version}
 BuildRequires:  cmake(KDED) >= %{_kf5_bugfix_version}
 BuildRequires:  cmake(KF5Bookmarks) >= %{_kf5_bugfix_version}
 BuildRequires:  cmake(KF5Completion) >= %{_kf5_bugfix_version}
@@ -253,9 +254,7 @@ KDEDIRS environment variable correctly. Development files.
 %{_kf5_libdir}/cmake/KF5KDELibs4Support/
 %{_kf5_libdir}/cmake/KF5KDE4Support/
 %{_kf5_libdir}/cmake/KDELibs4/
-%{_kf5_includedir}/kdelibs4support_version.h
 %{_kf5_includedir}/KDELibs4Support/
-%dir %{_kf5_includedir}/KDELibs4Support/
 %{_kf5_sharedir}/dbus-1/interfaces/kf5_org.freedesktop.PowerManagement.Inhibit.xml
 %{_kf5_sharedir}/dbus-1/interfaces/kf5_org.freedesktop.PowerManagement.xml
 %{_kf5_sharedir}/dbus-1/interfaces/kf5_org.kde.Solid.Networking.Client.xml