diff --git a/.gitignore b/.gitignore
index 6187bf0..a0bf859 100644
--- a/.gitignore
+++ b/.gitignore
@@ -62,3 +62,5 @@
 /libreswan-4.14.tar.gz.asc
 /libreswan-4.15.tar.gz
 /libreswan-4.15.tar.gz.asc
+/libreswan-5.1.tar.gz
+/libreswan-5.1.tar.gz.asc
diff --git a/libreswan.spec b/libreswan.spec
index bad3f57..755fd93 100644
--- a/libreswan.spec
+++ b/libreswan.spec
@@ -7,8 +7,8 @@
 %global unbound_version 1.6.6
 # Libreswan config options
 %global libreswan_config \\\
-    FINALLIBEXECDIR=%{_libexecdir}/ipsec \\\
-    FINALMANDIR=%{_mandir} \\\
+    LIBEXECDIR=%{_libexecdir}/ipsec \\\
+    MANDIR=%{_mandir} \\\
     PREFIX=%{_prefix} \\\
     INITSYSTEM=systemd \\\
     SHELL_BINARY=%{_bindir}/sh \\\
@@ -29,7 +29,7 @@
 Name: libreswan
 Summary: Internet Key Exchange (IKEv1 and IKEv2) implementation for IPsec
 # version is generated in the release script
-Version: 4.15
+Version: 5.1
 Release: %autorelease
 # The code in lib/libswan/nss_copies.c is under MPL-2.0, while the
 # rest is under GPL-2.0-or-later
@@ -45,9 +45,6 @@ Source5: https://download.libreswan.org/cavs/ikev2.fax.bz2
 %endif
 
 Patch1: libreswan-4.15-ipsec_import.patch
-Patch2: libreswan-4.6-ikev1-policy-defaults-to-drop.patch
-Patch3: libreswan-4.15-ondemand-tcp.patch
-Patch4: libreswan-4.15-netlink-extack.patch
 
 BuildRequires: audit-libs-devel
 BuildRequires: bison
diff --git a/sources b/sources
index f342c31..94fb21a 100644
--- a/sources
+++ b/sources
@@ -1,5 +1,5 @@
 SHA512 (ikev1_dsa.fax.bz2) = 627cbac14248bd68e8d22fbca247668a7749ef0c2e41df8d776d62df9a21403d3a246c0bd82c3faedce62de90b9f91a87f753e17b056319000bba7d2038461ac
 SHA512 (ikev1_psk.fax.bz2) = 1b2daec32edc56b410c036db2688c92548a9bd9914994bc7e555b301dd6db4497a6b3e89dc12ddf36826ae90b40fcde501a5a45c0d59098e07839073d219d467
 SHA512 (ikev2.fax.bz2) = 0d3748d1bd574f6f1f3e4db847eca126ce649566ea710ef227426f433122752b80d1d6b8acf9d0df07b5597c1e45447e3a2fcb3391756e834e8e75f99df8e51e
-SHA512 (libreswan-4.15.tar.gz) = 49a60688bb4a5241dbd791bdde0c71ae80cfb7383bb841ea0788a9d0237569d7ad79e59985c700526e3807817ddae77ebd57521897526fbb8fb93ffbea631efe
-SHA512 (libreswan-4.15.tar.gz.asc) = 3db63ff7e6082dd710325e92b97dd4639299acb0958e256d876f636d69d77d1e2de517ddb356a72dff8d03dfe540d3398554acf4b6e8d05f2358efabc441f520
+SHA512 (libreswan-5.1.tar.gz) = 9ee8b071be414737c61529420af22b789d8968e99e376250afe42e1a5890d864dc2697ecfeb33a6c50de38a361bddf125852a8eb86318e544fc2f162f8ff6522
+SHA512 (libreswan-5.1.tar.gz.asc) = 18cb6853c2b6c7c413291b861efc91d266fba2ac14c207e879b261ac2d67b6544a9dcaedabfd99156a652ef2cd6855f5b6e74dcf5bbd1ae7b347acdb32842f7d