diff --git a/SPIRV-Headers-1.5.4.g108.tar.xz b/SPIRV-Headers-1.5.4.g108.tar.xz
deleted file mode 100644
index 7468ace..0000000
--- a/SPIRV-Headers-1.5.4.g108.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:466871b6745a559ccc35524c9f5ef3774cd02b65b400f2474615a63d04eb8487
-size 144232
diff --git a/SPIRV-Headers-1.5.5.g9.tar.xz b/SPIRV-Headers-1.5.5.g9.tar.xz
new file mode 100644
index 0000000..90d0af2
--- /dev/null
+++ b/SPIRV-Headers-1.5.5.g9.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:221250b5788cc1d3f2fc8b8d446a203da82d65ba6c5f2c30bd71f8b2e89efd37
+size 145116
diff --git a/_service b/_service
index 403f855..b677fd8 100644
--- a/_service
+++ b/_service
@@ -2,9 +2,9 @@
 	<service name="tar_scm" mode="disabled">
  		<param name="scm">git</param>
 		<param name="url">https://github.com/KhronosGroup/SPIRV-Headers</param>
-		<param name="revision">449bc986ba6f4c5e10e32828783f9daef2a77644</param>
-		<param name="parent-tag">1.5.4</param>
-		<param name="versionformat">1.5.4.g@TAG_OFFSET@</param>
+		<param name="revision">814e728b30ddd0f4509233099a3ad96fd4318c07</param>
+		<param name="parent-tag">c8213b3c5a2cf3a0f5c4d1e7d7b8fc2ac9f4806d</param>
+		<param name="versionformat">1.5.5.g@TAG_OFFSET@</param>
 	</service>
 	<service name="recompress" mode="disabled">
 		<param name="file">*.tar</param>
diff --git a/spirv-headers.changes b/spirv-headers.changes
index 42f0cb2..4799d9e 100644
--- a/spirv-headers.changes
+++ b/spirv-headers.changes
@@ -1,3 +1,14 @@
+-------------------------------------------------------------------
+Thu Nov 11 19:38:18 UTC 2021 - Jan Engelhardt <jengelh@inai.de>
+
+- Update to snapshot 1.5.5.g9 (814e728b)
+  * Add spirv-headers pkgconfig file
+  * Implement header definitions for SPV_NV_bindless_texture
+  * Add SpecConstantSubgroupMaxSize to the clspv reflection
+    non-semantic instruction set
+  * Rename ConstFunctionPointerINTEL to
+    ConstantFunctionPointerINTEL
+
 -------------------------------------------------------------------
 Mon Sep  6 05:11:49 UTC 2021 - Jan Engelhardt <jengelh@inai.de>
 
diff --git a/spirv-headers.spec b/spirv-headers.spec
index a12469c..2f3949e 100644
--- a/spirv-headers.spec
+++ b/spirv-headers.spec
@@ -17,19 +17,20 @@
 
 
 Name:           spirv-headers
-Version:        1.5.4.g108
+Version:        1.5.5.g9
 Release:        0
 Summary:        Machine-readable files from the SPIR-V registry
 License:        MIT
 Group:          Development/Libraries/C and C++
 URL:            https://github.com/KhronosGroup/SPIRV-Headers
 
-#Source:         https://github.com/KhronosGroup/SPIRV-Headers/archive/%version.tar.gz
+#Source:         https://github.com/KhronosGroup/SPIRV-Headers/archive/%%version.tar.gz
 Source:         SPIRV-Headers-%version.tar.xz
 BuildArch:      noarch
 BuildRequires:  cmake >= 2.8
 BuildRequires:  fdupes
 BuildRequires:  gcc-c++
+BuildRequires:  pkg-config
 
 %description
 This repository contains machine-readable files from the SPIR-V
@@ -44,18 +45,17 @@ registry. This includes:
 %autosetup -n SPIRV-Headers-%version
 
 %build
-# Because Khronos does not know what DESTDIR is.
-%cmake -DCMAKE_INSTALL_PREFIX="%buildroot/%_prefix"
+%cmake
 %cmake_build
 
 %install
-pushd build/
-make install-headers
-popd
+%cmake_install
 %fdupes %buildroot/%_prefix
 
 %files
 %_includedir/spirv/
+%_datadir/cmake/
+%_datadir/pkgconfig/*.pc
 %license LICENSE
 
 %changelog