diff --git a/gap-semigroups.changes b/gap-semigroups.changes
index 25604b5..b593abb 100644
--- a/gap-semigroups.changes
+++ b/gap-semigroups.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Mon Sep 18 18:40:14 UTC 2023 - Jan Engelhardt <jengelh@inai.de>
+
+- Update to release 5.3.0
+  * Improve congruence lattice code
+  * Fix some memory leaks
+
 -------------------------------------------------------------------
 Sun Mar  5 12:56:56 UTC 2023 - Jan Engelhardt <jengelh@inai.de>
 
diff --git a/gap-semigroups.spec b/gap-semigroups.spec
index f88d48c..40b6979 100644
--- a/gap-semigroups.spec
+++ b/gap-semigroups.spec
@@ -17,7 +17,7 @@
 
 
 Name:           gap-semigroups
-Version:        5.2.1
+Version:        5.3.0
 Release:        0
 Summary:        GAP: Computing with Semigroups of Transformations and Partial Permutations
 License:        GPL-2.0+
diff --git a/semigroups-5.2.1.tar.gz b/semigroups-5.2.1.tar.gz
deleted file mode 100644
index a76252f..0000000
--- a/semigroups-5.2.1.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:c32f0fcc61086bd5b464b2b419c6275bf745feb387a5cf8b4045e665e187ac0d
-size 17238504
diff --git a/semigroups-5.3.0.tar.gz b/semigroups-5.3.0.tar.gz
new file mode 100644
index 0000000..8115460
--- /dev/null
+++ b/semigroups-5.3.0.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d412bbe784f6f6cf75d563adb2d6545bedb81eec13ef0d7a5ed45c3900f2c1db
+size 16984931