diff --git a/.gitignore b/.gitignore
index 812dc05..390dc0c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -35,3 +35,4 @@
 /libreswan-3.32.tar.gz
 /libreswan-4.0rc1.tar.gz
 /libreswan-4.0.tar.gz
+/libreswan-4.1.tar.gz
diff --git a/libreswan.spec b/libreswan.spec
index 280dc45..58edcde 100644
--- a/libreswan.spec
+++ b/libreswan.spec
@@ -36,7 +36,7 @@
 Name: libreswan
 Summary: IKE implementation for IPsec with IKEv1 and IKEv2 support
 # version is generated in the release script
-Version: 4.0
+Version: 4.1
 Release: %{?prever:0.}1%{?prever:.%{prever}}%{?dist}
 License: GPLv2
 Url: https://libreswan.org/
@@ -107,7 +107,7 @@ echo "KLIPS is not supported with RHEL8" > README.KLIPS
 sed -i "s/-lfreebl //" mk/config.mk
 
 # enable crypto-policies support
-sed -i "s:#[ ]*include \(.*\)\(/crypto-policies/back-ends/libreswan.config\)$:include \1\2:" programs/configs/ipsec.conf.in
+sed -i "s:#[ ]*include \(.*\)\(/crypto-policies/back-ends/libreswan.config\)$:include \1\2:" configs/ipsec.conf.in
 
 
 %build
@@ -204,6 +204,9 @@ certutil -N -d sql:$tmpdir --empty-password
 %attr(0644,root,root) %doc %{_mandir}/*/*
 
 %changelog
+* Sun Oct 18 21:49:39 EDT 2020 Paul Wouters <pwouters@redhat.com> - 4.1-1
+- Updated to 4.1 - interop fix for Cisco
+
 * Thu Oct 15 10:27:14 EDT 2020 Paul Wouters <pwouters@redhat.com> - 4.0-1
 - Resolves: rhbz#1888448 libreswan-4.0 is available
 
diff --git a/sources b/sources
index 13527b2..3136db1 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (libreswan-4.0.tar.gz) = d3e615cdbe8e5c4700a491857c6d09d5fdae1aaeb10b8f6591d27e6663e5555049859eca47bfaf70ce1006f3b093902fc1fc63ec70dc526b65efd0d5d3c32743
+SHA512 (libreswan-4.1.tar.gz) = c98dfdf6bff17eda6f028e35653b822941665989e37974266bcc54fda20e05f71b86c1dfee858a8ba9a544f86e9217e8e08fa2dfe03ab011f6c2d039b4ee05fe