diff --git a/sonnet-5.80.0.tar.xz b/sonnet-5.80.0.tar.xz
deleted file mode 100644
index 5ad1660..0000000
--- a/sonnet-5.80.0.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:b0d2eda96edc461319d48b05171457a3648217805f3481b893b8be65bc6b788e
-size 293860
diff --git a/sonnet-5.80.0.tar.xz.sig b/sonnet-5.80.0.tar.xz.sig
deleted file mode 100644
index d7ee620..0000000
--- a/sonnet-5.80.0.tar.xz.sig
+++ /dev/null
@@ -1,11 +0,0 @@
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diff --git a/sonnet-5.81.0.tar.xz b/sonnet-5.81.0.tar.xz
new file mode 100644
index 0000000..0489ff0
--- /dev/null
+++ b/sonnet-5.81.0.tar.xz
@@ -0,0 +1,3 @@
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+oid sha256:4a7c4e4d3da2df50004565c76ce0334697b941bd011be08fed7d91f96c37364e
+size 293948
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new file mode 100644
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diff --git a/sonnet.changes b/sonnet.changes
index e211894..2818afb 100644
--- a/sonnet.changes
+++ b/sonnet.changes
@@ -1,3 +1,13 @@
+-------------------------------------------------------------------
+Mon Apr  5 07:12:58 UTC 2021 - Christophe Giboudeaux <christophe@krop.fr>
+
+- Update to 5.81.0
+  * New feature release
+  * For more details please see:
+  * https://kde.org/announcements/frameworks/5/5.81.0
+- Changes since 5.80.0:
+  * Add assert as discussed in merge request !2
+
 -------------------------------------------------------------------
 Sun Mar  7 09:27:25 UTC 2021 - Christophe Giboudeaux <christophe@krop.fr>
 
diff --git a/sonnet.spec b/sonnet.spec
index b8e3d69..18cfde7 100644
--- a/sonnet.spec
+++ b/sonnet.spec
@@ -17,14 +17,14 @@
 
 
 %define sonum   5
-%define _tar_path 5.80
+%define _tar_path 5.81
 # Full KF5 version (e.g. 5.33.0)
 %{!?_kf5_version: %global _kf5_version %{version}}
 # Last major and minor KF5 version (e.g. 5.33)
 %{!?_kf5_bugfix_version: %define _kf5_bugfix_version %(echo %{_kf5_version} | awk -F. '{print $1"."$2}')}
 %bcond_without lang
 Name:           sonnet
-Version:        5.80.0
+Version:        5.81.0
 Release:        0
 Summary:        KDE spell checking library
 License:        LGPL-2.1-or-later