diff --git a/NEWS b/NEWS
index cc7c4f48..08bb6052 100644
--- a/NEWS
+++ b/NEWS
@@ -1,4 +1,5 @@
-Next:
+1.5.1 - Mar 19 2026
+===================
 Breaking changes:
 * Due to object structure changes, it is recommended to recompile any NEB modules
 
diff --git a/debian/changelog b/debian/changelog
index 56e1a1bf..90c8a23a 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+naemon-core (1.5.1) UNRELEASED; urgency=low
+
+  * new upstream release
+
+ -- Naemon Development Team <naemon-dev@monitoring-lists.org>  Thu, 19 Mar 2026 08:25:40 +0100
+
 naemon-core (1.5.0) UNRELEASED; urgency=low
 
   * new upstream release
diff --git a/naemon-core.spec b/naemon-core.spec
index c2559a08..4c5e809b 100644
--- a/naemon-core.spec
+++ b/naemon-core.spec
@@ -2,7 +2,7 @@
 
 Summary: Open Source Host, Service And Network Monitoring Program
 Name: naemon-core
-Version: 1.5.0
+Version: 1.5.1
 Release: 0
 License: GPL-2.0-only
 Group: Applications/System
diff --git a/version.sh b/version.sh
index a10d0041..dd5513b6 100755
--- a/version.sh
+++ b/version.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-VERSION=1.5.0
+VERSION=1.5.1
 if test -e .git; then
     if hash git 2>/dev/null; then
         VERSION=$(git describe --tag --exact-match 2>/dev/null | sed -e 's/^v//')