diff --git a/gap-hap.changes b/gap-hap.changes
index c9567d9..79ea245 100644
--- a/gap-hap.changes
+++ b/gap-hap.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Sun Feb 12 00:08:10 UTC 2023 - Jan Engelhardt <jengelh@inai.de>
+
+- Update to release 1.52
+  * Avoid unnecessary MutableCopyMat calls
+
 -------------------------------------------------------------------
 Sat Feb 11 10:57:03 UTC 2023 - Jan Engelhardt <jengelh@inai.de>
 
diff --git a/gap-hap.spec b/gap-hap.spec
index f8a35d8..8e20d1a 100644
--- a/gap-hap.spec
+++ b/gap-hap.spec
@@ -17,7 +17,7 @@
 
 
 Name:           gap-hap
-Version:        1.51
+Version:        1.52
 Release:        0
 Summary:        GAP: Homological Algebra Programming
 License:        GPL-2.0-or-later
diff --git a/v1.51.tar.gz b/v1.51.tar.gz
deleted file mode 100644
index 1cfea8c..0000000
--- a/v1.51.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:40a062e257fe097e9705ab47bc7ea9ad0bd9bcf08a82b769b2e3d494b64889ed
-size 15075668
diff --git a/v1.52.tar.gz b/v1.52.tar.gz
new file mode 100644
index 0000000..5e005b1
--- /dev/null
+++ b/v1.52.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d0fbdbd8255788b1d483a2a9a52294540e871b02c120163c0d31b0d78c96044b
+size 15079154