diff --git a/lalsimulation-5.2.0.tar.xz b/lalsimulation-5.2.0.tar.xz
deleted file mode 100644
index 907712c..0000000
--- a/lalsimulation-5.2.0.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:4b359a8d5d8722c549275f02b7148c6174c2d5c17f609a1b0f9c00ce18191aaa
-size 7638540
diff --git a/lalsimulation-5.3.1.tar.xz b/lalsimulation-5.3.1.tar.xz
new file mode 100644
index 0000000..7f1a850
--- /dev/null
+++ b/lalsimulation-5.3.1.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e822fdc3fee8084086d66d62543c886c4c88677012a4b9f15021c7e8aacab1f2
+size 10420444
diff --git a/lalsimulation.changes b/lalsimulation.changes
index 4342cf2..65c86c3 100644
--- a/lalsimulation.changes
+++ b/lalsimulation.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Mon Jan 22 07:54:56 UTC 2024 - Atri Bhattacharya <badshah400@gmail.com>
+
+- Update to version 5.3.1:
+  * No release notes.
+
 -------------------------------------------------------------------
 Tue May 23 08:02:55 UTC 2023 - Atri Bhattacharya <badshah400@gmail.com>
 
diff --git a/lalsimulation.spec b/lalsimulation.spec
index 31feb5c..3167e3a 100644
--- a/lalsimulation.spec
+++ b/lalsimulation.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package lalsimulation
 #
-# Copyright (c) 2023 SUSE LLC
+# Copyright (c) 2024 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -25,7 +25,7 @@
 # octave >= 6 not supported
 %bcond_with octave
 Name:           lalsimulation
-Version:        5.2.0
+Version:        5.3.1
 Release:        0
 Summary:        LSC Algorithm Simulation Library
 License:        GPL-2.0-only