diff --git a/Linux-PAM-1.3.90-docs.tar.xz b/Linux-PAM-1.3.90-docs.tar.xz
deleted file mode 100644
index f1574da..0000000
--- a/Linux-PAM-1.3.90-docs.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:3c36209714f41cb58379be9330bf990e28affc0b51d89eab976a8b02ec5a9529
-size 464040
diff --git a/Linux-PAM-1.3.90.tar.xz b/Linux-PAM-1.3.90.tar.xz
deleted file mode 100644
index 9eb944c..0000000
--- a/Linux-PAM-1.3.90.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:b1f6ade473809f6c2b284426cee67f3d2162ce791f7b26c56c2f8928e9be9f8c
-size 975768
diff --git a/Linux-PAM-1.3.91-docs.tar.xz b/Linux-PAM-1.3.91-docs.tar.xz
new file mode 100644
index 0000000..550647a
--- /dev/null
+++ b/Linux-PAM-1.3.91-docs.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:45c03e0c2b34263fbb0038c3045650dbc1d2a0e520e8c0283c3baef9d95bd7f0
+size 464208
diff --git a/Linux-PAM-1.3.91.tar.xz b/Linux-PAM-1.3.91.tar.xz
new file mode 100644
index 0000000..8785288
--- /dev/null
+++ b/Linux-PAM-1.3.91.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:fa94b9495c0a7346a442528e6db1f8768fb224085f378eb40f1c08ec36f39fcc
+size 976108
diff --git a/pam.changes b/pam.changes
index 2803b39..ea7632d 100644
--- a/pam.changes
+++ b/pam.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Tue May 12 11:30:27 UTC 2020 - Thorsten Kukuk <kukuk@suse.com>
+
+- Update to current Linux-PAM snapshot
+  - Obsoletes pam_namespace-systemd.diff
+
 -------------------------------------------------------------------
 Tue May 12 09:24:46 UTC 2020 - Thorsten Kukuk <kukuk@suse.com>
 
diff --git a/pam.spec b/pam.spec
index fa784bf..e59f5eb 100644
--- a/pam.spec
+++ b/pam.spec
@@ -28,7 +28,7 @@
 %define libpamc_so_version 0.82.1
 Name:           pam
 #
-Version:        1.3.90
+Version:        1.3.91
 Release:        0
 Summary:        A Security Tool that Provides Authentication for Applications
 License:        GPL-2.0-or-later OR BSD-3-Clause
@@ -50,11 +50,7 @@ Patch0:         fix-man-links.dif
 Patch2:         pam-limit-nproc.patch
 Patch4:         pam-hostnames-in-access_conf.patch
 Patch5:         use-correct-IP-address.patch
-Patch6:         pam_namespace-systemd.diff
 BuildRequires:  audit-devel
-# Remove with next version update:
-BuildRequires:  autoconf
-BuildRequires:  automake
 BuildRequires:  bison
 BuildRequires:  cracklib-devel
 BuildRequires:  flex
@@ -77,8 +73,6 @@ BuildRequires:  libselinux-devel
 Requires(pre):  group(shadow)
 Requires(pre):  user(root)
 %endif
-BuildRequires:  autoconf
-BuildRequires:  automake
 
 %description
 PAM (Pluggable Authentication Modules) is a system security tool that
@@ -135,11 +129,9 @@ cp -a %{SOURCE12} .
 %patch2 -p1
 #%patch4
 #%patch5 -p1
-%patch6 -p1
 
 %build
 bash ./pam-login_defs-check.sh
-autoreconf -fiv
 export CFLAGS="%{optflags} -DNDEBUG"
 %configure \
 	--sbindir=/sbin \
diff --git a/pam_namespace-systemd.diff b/pam_namespace-systemd.diff
deleted file mode 100644
index 33c6a39..0000000
--- a/pam_namespace-systemd.diff
+++ /dev/null
@@ -1,13 +0,0 @@
-diff --git a/modules/pam_namespace/Makefile.am b/modules/pam_namespace/Makefile.am
-index eacd5201..21e1b33a 100644
---- a/modules/pam_namespace/Makefile.am
-+++ b/modules/pam_namespace/Makefile.am
-@@ -18,7 +18,7 @@ TESTS = $(dist_check_SCRIPTS)
- securelibdir = $(SECUREDIR)
- secureconfdir = $(SCONFIGDIR)
- namespaceddir = $(SCONFIGDIR)/namespace.d
--servicedir = $(prefix)/lib/systemd
-+servicedir = $(prefix)/lib/systemd/system
- 
- AM_CFLAGS = -I$(top_srcdir)/libpam/include -I$(top_srcdir)/libpamc/include \
-         -DSECURECONF_DIR=\"$(SCONFIGDIR)/\" $(WARN_CFLAGS)