diff --git a/_scmsync.obsinfo b/_scmsync.obsinfo
new file mode 100644
index 0000000..bf17041
--- /dev/null
+++ b/_scmsync.obsinfo
@@ -0,0 +1,4 @@
+mtime: 1733183599
+commit: 0424e73b8f3212afeffe36e023e23831dc5e3b655d49f5caabfe0cc0f0b768e7
+url: https://src.opensuse.org/jengelh/lzma-sdk
+revision: master
diff --git a/build.specials.obscpio b/build.specials.obscpio
new file mode 100644
index 0000000..1bec75d
--- /dev/null
+++ b/build.specials.obscpio
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:47f5c3e8a31f73f66ab9048a1cd40c4598ea01dbf945dc0fafe6b9d213a7d574
+size 256
diff --git a/lzma-sdk.changes b/lzma-sdk.changes
index 3e9b5a6..c35726d 100644
--- a/lzma-sdk.changes
+++ b/lzma-sdk.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Mon Dec  2 23:46:55 UTC 2024 - Jan Engelhardt <jengelh@inai.de>
+
+- Update to release 24.09
+  * The default dictionary size values for LZMA/LZMA2 compression
+    methods -mx7, -mx8, -mx9 were increased on 64-bit platforms.
+
 -------------------------------------------------------------------
 Thu May 16 17:46:29 UTC 2024 - Jan Engelhardt <jengelh@inai.de>
 
diff --git a/lzma-sdk.spec b/lzma-sdk.spec
index 0aed1ec..f884ef7 100644
--- a/lzma-sdk.spec
+++ b/lzma-sdk.spec
@@ -16,11 +16,11 @@
 #
 
 
-%define _sver   2405
+%define _sver   2409
 %define _maver  24
-%define _miver  05
+%define _miver  09
 Name:           lzma-sdk
-Version:        24.05
+Version:        24.09
 Release:        0
 Summary:        An implementation of LZMA compression
 # Actually the site says "Public Domain". See license file.
diff --git a/lzma2405.7z b/lzma2405.7z
deleted file mode 100644
index e74313a..0000000
--- a/lzma2405.7z
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:d42ed51c4d88900b4f0d958d99b16b907cd3cfd629cc3df49495285099a1e291
-size 1665313
diff --git a/lzma2409.7z b/lzma2409.7z
new file mode 100644
index 0000000..a747853
--- /dev/null
+++ b/lzma2409.7z
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:79b39f10b7b69eea293caa90c3e7ea07faf8f01f8ae9db1bb1b90c092375e5f3
+size 1747679