diff --git a/kseexpr-4.0.3.0.tar.gz b/kseexpr-4.0.3.0.tar.gz
deleted file mode 100644
index 5ae3082..0000000
--- a/kseexpr-4.0.3.0.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:e07b5ec4c874fbeeee3cd2490a0c8e4360230e3492c7f8e3b02dd63dbfd3f195
-size 954171
diff --git a/kseexpr-4.0.4.0.tar.gz b/kseexpr-4.0.4.0.tar.gz
new file mode 100644
index 0000000..e1d6665
--- /dev/null
+++ b/kseexpr-4.0.4.0.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ea4f6a8e820e6cc12d2a1e6977e96ea5457f37729fe0bc4ee8cc62d4c26c36ae
+size 955577
diff --git a/kseexpr-4.0.4.0.tar.gz.asc b/kseexpr-4.0.4.0.tar.gz.asc
new file mode 100644
index 0000000..f7a74c4
--- /dev/null
+++ b/kseexpr-4.0.4.0.tar.gz.asc
@@ -0,0 +1,7 @@
+-----BEGIN PGP SIGNATURE-----
+
+iIYEABYKAC4WIQThoxsrjCzGWP+JHu4cCsko8Kh40QUCYbiJWxAcYW15QGFteXNw
+YXJrLm1lAAoJEBwKySjwqHjROSABAMbjYpn6ttvT3k/3D1/muzGsFJKviI3pGAE7
+lZyyLnkEAQDF5vo7DYOcr+sTyiosJZuzF7apX6IOXLChlmANenLlDg==
+=RZP7
+-----END PGP SIGNATURE-----
diff --git a/kseexpr.changes b/kseexpr.changes
index 6bda65d..4d323ed 100644
--- a/kseexpr.changes
+++ b/kseexpr.changes
@@ -1,3 +1,14 @@
+-------------------------------------------------------------------
+Wed Dec 15 15:04:33 UTC 2021 - Wolfgang Bauer <wbauer@tmo.at>
+
+- Update to 4.0.4.0
+  * Add support for LLVM 13
+  * Fix copy-paste typo in range comment parsing (kde#442853)
+  * ExprEditor: replace index for line/column when reporting errors
+  * Reject malformed curve and ccurve calls at parse time
+  * Do not look LLVM up unless explicitly enabled
+- Add signature file and keyring
+
 -------------------------------------------------------------------
 Tue Jul 13 10:27:16 UTC 2021 - Wolfgang Bauer <wbauer@tmo.at>
 
diff --git a/kseexpr.keyring b/kseexpr.keyring
new file mode 100644
index 0000000..eca42d2
--- /dev/null
+++ b/kseexpr.keyring
@@ -0,0 +1,36 @@
+-----BEGIN PGP PUBLIC KEY BLOCK-----
+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+=qe76
+-----END PGP PUBLIC KEY BLOCK-----
\ No newline at end of file
diff --git a/kseexpr.spec b/kseexpr.spec
index 59ac8f5..7ffeb89 100644
--- a/kseexpr.spec
+++ b/kseexpr.spec
@@ -19,13 +19,17 @@
 %define sover 4
 %bcond_without lang
 Name:           kseexpr
-Version:        4.0.3.0
+Version:        4.0.4.0
 Release:        0
 Summary:        The embeddable expression engine fork for Krita
 License:        GPL-3.0-or-later AND Apache-2.0 AND BSD-3-Clause AND MIT
 Group:          Productivity/Graphics/Other
 URL:            https://invent.kde.org/graphics/kseexpr/
-Source0:        https://download.kde.org/stable/%{name}/4.0.3/%{name}-%{version}.tar.gz
+Source0:        https://download.kde.org/stable/%{name}/4.0.4/%{name}-%{version}.tar.gz
+%if %{with lang}
+Source1:        https://download.kde.org/stable/%{name}/4.0.4/%{name}-%{version}.tar.gz.asc
+Source2:        %{name}.keyring
+%endif
 BuildRequires:  extra-cmake-modules
 BuildRequires:  cmake(KF5I18n)
 BuildRequires:  cmake(Qt5Core)