diff --git a/SPIRV-Headers-1.5.4.g42.tar.xz b/SPIRV-Headers-1.5.4.g42.tar.xz
new file mode 100644
index 0000000..7bde335
--- /dev/null
+++ b/SPIRV-Headers-1.5.4.g42.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:53d4568869b0f97683ccc6894fd0e10a60e4cb0e960963e00879c70e456e8cad
+size 138600
diff --git a/SPIRV-Headers-1.5.4.g8.tar.xz b/SPIRV-Headers-1.5.4.g8.tar.xz
deleted file mode 100644
index 7166fdb..0000000
--- a/SPIRV-Headers-1.5.4.g8.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:628f5d0ee80905b6ea92d1268a1788b8d418ad5bc73b28e94fc5515601ac78c8
-size 134076
diff --git a/_service b/_service
index 206335c..f69e080 100644
--- a/_service
+++ b/_service
@@ -2,7 +2,7 @@
 	<service name="tar_scm" mode="disabled">
  		<param name="scm">git</param>
 		<param name="url">https://github.com/KhronosGroup/SPIRV-Headers</param>
-		<param name="revision">104ecc356c1bea4476320faca64440cd1df655a3</param>
+		<param name="revision">a3fdfe81465d57efc97cfd28ac6c8190fb31a6c8</param>
 		<param name="parent-tag">1.5.4</param>
 		<param name="versionformat">1.5.4.g@TAG_OFFSET@</param>
 	</service>
diff --git a/spirv-headers.changes b/spirv-headers.changes
index ec35fb9..8503c35 100644
--- a/spirv-headers.changes
+++ b/spirv-headers.changes
@@ -1,3 +1,11 @@
+-------------------------------------------------------------------
+Mon Mar  1 06:46:29 UTC 2021 - Jan Engelhardt <jengelh@inai.de>
+
+- Update to 1.5.4.g42 (a3fdfe8146)
+  * Add SPV_KHR_workgroup_memory_explicit_layout
+  * Add None as a possible value for DebugInfoFlags
+  * Add header changes for SPV_EXT_shader_atomic_float_min_max
+
 -------------------------------------------------------------------
 Wed Feb 10 15:01:14 UTC 2021 - Jan Engelhardt <jengelh@inai.de>
 
diff --git a/spirv-headers.spec b/spirv-headers.spec
index 7df681e..9d8172d 100644
--- a/spirv-headers.spec
+++ b/spirv-headers.spec
@@ -17,7 +17,7 @@
 
 
 Name:           spirv-headers
-Version:        1.5.4.g8
+Version:        1.5.4.g42
 Release:        0
 Summary:        Machine-readable files from the SPIR-V registry
 License:        MIT