diff --git a/_service b/_service
index af3032a..fd03de6 100644
--- a/_service
+++ b/_service
@@ -3,7 +3,7 @@
  		<param name="scm">git</param>
 		<param name="url">https://github.com/KhronosGroup/SPIRV-Headers</param>
 		<param name="filename">spirv-headers</param>
-		<param name="revision">8b911bd</param>
+		<param name="revision">e4322e3be589e1ddd44afb20ea842a977c1319b8</param>
 		<param name="parent-tag">1.4.1</param>
 		<param name="versionformat">1.4.1.g@TAG_OFFSET@</param>
 	</service>
diff --git a/spirv-headers-1.4.1.g17.tar.xz b/spirv-headers-1.4.1.g17.tar.xz
deleted file mode 100644
index 648e619..0000000
--- a/spirv-headers-1.4.1.g17.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:12941a1ca7c16601ee143797d1d31fbbeb19ed1c509a727980b21fa3721be13d
-size 114080
diff --git a/spirv-headers-1.4.1.g36.tar.xz b/spirv-headers-1.4.1.g36.tar.xz
new file mode 100644
index 0000000..a3c09f8
--- /dev/null
+++ b/spirv-headers-1.4.1.g36.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:707466863ea1136e81291fb2a7eda6e5b5d6c756a15e6bb725766dbdd2159754
+size 114872
diff --git a/spirv-headers.changes b/spirv-headers.changes
index a45f37f..c62471e 100644
--- a/spirv-headers.changes
+++ b/spirv-headers.changes
@@ -1,3 +1,15 @@
+-------------------------------------------------------------------
+Wed Aug 21 07:26:15 UTC 2019 - Jan Engelhardt <jengelh@inai.de>
+
+- Update to new snapshot 1.4.1.g36
+  * Add INTEL_shader_integer_functions2,
+    SPV_EXT_fragment_shader_interlock,
+    SPV_EXT_demote_to_helper_invocation.
+  * Add support for SPV_NV_sm_shader_builtins.
+  * Add Volatile to Memory Semantics, for
+    SPV_KHR_vulkan_memory_model.
+  * Add SPV_KHR_shader_clock to spirv-headers.
+
 -------------------------------------------------------------------
 Tue Jun  4 12:12:05 UTC 2019 - Jan Engelhardt <jengelh@inai.de>
 
diff --git a/spirv-headers.spec b/spirv-headers.spec
index 411f720..9f6ee90 100644
--- a/spirv-headers.spec
+++ b/spirv-headers.spec
@@ -16,10 +16,10 @@
 #
 
 
-%define version_unconverted 1.4.1.g17
+%define version_unconverted 1.4.1.g36
 
 Name:           spirv-headers
-Version:        1.4.1.g17
+Version:        1.4.1.g36
 Release:        0
 Summary:        Machine-readable files from the SPIR-V registry
 License:        MIT