diff --git a/_service b/_service
index fefc697..0ce9f4d 100644
--- a/_service
+++ b/_service
@@ -3,9 +3,9 @@
 		<param name="filename">spirv-headers</param>
 		<param name="scm">git</param>
 		<param name="url">https://github.com/KhronosGroup/SPIRV-Headers</param>
-		<param name="revision">0bcc624</param>
-		<param name="parent-tag">sdk-1.3.224.0</param>
-		<param name="versionformat">1.6.1+sdk224+git@TAG_OFFSET@.%h</param>
+		<param name="revision">85a1ed2</param>
+		<param name="parent-tag">sdk-1.3.231.0</param>
+		<param name="versionformat">1.6.1+sdk231+git@TAG_OFFSET@.%h</param>
 	</service>
 	<service name="recompress" mode="disabled">
 		<param name="file">*.tar</param>
diff --git a/spirv-headers-1.6.1+sdk224+git2.0bcc624.tar.xz b/spirv-headers-1.6.1+sdk224+git2.0bcc624.tar.xz
deleted file mode 100644
index f81b29c..0000000
--- a/spirv-headers-1.6.1+sdk224+git2.0bcc624.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:56fa9060eb59f55ec140581352846a7f1b30839799e9c31c61a8a2cc5d3fb983
-size 148800
diff --git a/spirv-headers-1.6.1+sdk231+git0.85a1ed2.tar.xz b/spirv-headers-1.6.1+sdk231+git0.85a1ed2.tar.xz
new file mode 100644
index 0000000..8bb6891
--- /dev/null
+++ b/spirv-headers-1.6.1+sdk231+git0.85a1ed2.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c1536e329693263ab628edddae5bb0fe552ed164ff2f7807791cedd971a81feb
+size 149948
diff --git a/spirv-headers.changes b/spirv-headers.changes
index 34ae48b..5ab7291 100644
--- a/spirv-headers.changes
+++ b/spirv-headers.changes
@@ -1,3 +1,13 @@
+-------------------------------------------------------------------
+Mon Oct 24 19:43:45 UTC 2022 - Jan Engelhardt <jengelh@inai.de>
+
+- Update to 1.6.1+sdk231 (85a1ed2)
+  * Implement headers definitions for SPV_EXT_mesh_shader
+  * Add definitions for SPV_ARM_core_builtins
+  * Something with VK_EXT_opacity_micromap
+  * Add support for texel buffers to clspv non-semantic
+    instruction set
+
 -------------------------------------------------------------------
 Mon Aug 22 23:25:58 UTC 2022 - Jan Engelhardt <jengelh@inai.de>
 
diff --git a/spirv-headers.spec b/spirv-headers.spec
index 93b89b4..e8e11eb 100644
--- a/spirv-headers.spec
+++ b/spirv-headers.spec
@@ -24,7 +24,7 @@
 # and the independently increasing toolchain release number (216).
 
 Name:           spirv-headers
-Version:        1.6.1+sdk224+git2.0bcc624
+Version:        1.6.1+sdk231+git0.85a1ed2
 Release:        0
 Summary:        Machine-readable files from the SPIR-V registry
 License:        MIT