diff --git a/zchunk-1.4.0.tar.gz b/zchunk-1.4.0.tar.gz
deleted file mode 100644
index 2456663..0000000
--- a/zchunk-1.4.0.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:6def0481935006052774e034a22c18a1b668b8c93510188673138312003890eb
-size 1513670
diff --git a/zchunk-1.5.1.tar.gz b/zchunk-1.5.1.tar.gz
new file mode 100644
index 0000000..2ca41b3
--- /dev/null
+++ b/zchunk-1.5.1.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:2c187055e2206e62cef4559845e7c2ec6ec5a07ce1e0a6044e4342e0c5d7771d
+size 1513215
diff --git a/zchunk.changes b/zchunk.changes
index 5741df8..1abedf5 100644
--- a/zchunk.changes
+++ b/zchunk.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Tue Jul 30 07:10:32 UTC 2024 - Andrea Manzini <andrea.manzini@suse.com>
+
+- update to 1.5.1:
+  * Stop storing last error when missing zchunk context
+
 -------------------------------------------------------------------
 Tue Feb 20 13:21:07 UTC 2024 - pgajdos@suse.com
 
diff --git a/zchunk.spec b/zchunk.spec
index c32dde7..380b6f0 100644
--- a/zchunk.spec
+++ b/zchunk.spec
@@ -21,7 +21,7 @@
 %global libname libzck%{somajor}
 %global devname libzck-devel
 Name:           zchunk
-Version:        1.4.0
+Version:        1.5.1
 Release:        0
 Summary:        Compressed file format that allows easy deltas
 License:        BSD-2-Clause AND MIT