diff --git a/abi_symbols b/abi_symbols
--- a/abi_symbols
+++ b/abi_symbols
@@ -38,6 +38,7 @@
 libVkLayer_unique_objects.so:vkGetDeviceProcAddr
 libVkLayer_unique_objects.so:vkGetInstanceProcAddr
 libVkLayer_unique_objects.so:vkNegotiateLoaderLayerInterfaceVersion
+libVkLayer_utils.so:FindMultiplaneCompatibleFormat
 libVkLayer_utils.so:FormatChannelCount
 libVkLayer_utils.so:FormatCompatibilityClass
 libVkLayer_utils.so:FormatCompressedTexelBlockExtent
@@ -56,6 +57,7 @@
 libVkLayer_utils.so:FormatIsSNorm
 libVkLayer_utils.so:FormatIsSRGB
 libVkLayer_utils.so:FormatIsSScaled
+libVkLayer_utils.so:FormatIsSinglePlane_422
 libVkLayer_utils.so:FormatIsStencilOnly
 libVkLayer_utils.so:FormatIsUInt
 libVkLayer_utils.so:FormatIsUNorm
@@ -138,6 +140,7 @@
 libvulkan.so.1:vkCreateComputePipelines
 libvulkan.so.1:vkCreateDescriptorPool
 libvulkan.so.1:vkCreateDescriptorSetLayout
+libvulkan.so.1:vkCreateDescriptorUpdateTemplate
 libvulkan.so.1:vkCreateDevice
 libvulkan.so.1:vkCreateDisplayModeKHR
 libvulkan.so.1:vkCreateDisplayPlaneSurfaceKHR
@@ -166,6 +169,7 @@
 libvulkan.so.1:vkDestroyCommandPool
 libvulkan.so.1:vkDestroyDescriptorPool
 libvulkan.so.1:vkDestroyDescriptorSetLayout
+libvulkan.so.1:vkDestroyDescriptorUpdateTemplate
 libvulkan.so.1:vkDestroyDevice
 libvulkan.so.1:vkDestroyEvent
 libvulkan.so.1:vkDestroyFence
@@ -764,6 +768,7 @@
 libvulkan.so.1:vkSetEvent
 libvulkan.so.1:vkTrimCommandPool
 libvulkan.so.1:vkUnmapMemory
+libvulkan.so.1:vkUpdateDescriptorSetWithTemplate
 libvulkan.so.1:vkUpdateDescriptorSets
 libvulkan.so.1:vkWaitForFences
 libvulkan.so.1:vkdev_ext0
diff --git a/abi_symbols32 b/abi_symbols32
--- a/abi_symbols32
+++ b/abi_symbols32
@@ -38,6 +38,7 @@
 libVkLayer_unique_objects.so:vkGetDeviceProcAddr
 libVkLayer_unique_objects.so:vkGetInstanceProcAddr
 libVkLayer_unique_objects.so:vkNegotiateLoaderLayerInterfaceVersion
+libVkLayer_utils.so:FindMultiplaneCompatibleFormat
 libVkLayer_utils.so:FormatChannelCount
 libVkLayer_utils.so:FormatCompatibilityClass
 libVkLayer_utils.so:FormatCompressedTexelBlockExtent
@@ -56,6 +57,7 @@
 libVkLayer_utils.so:FormatIsSNorm
 libVkLayer_utils.so:FormatIsSRGB
 libVkLayer_utils.so:FormatIsSScaled
+libVkLayer_utils.so:FormatIsSinglePlane_422
 libVkLayer_utils.so:FormatIsStencilOnly
 libVkLayer_utils.so:FormatIsUInt
 libVkLayer_utils.so:FormatIsUNorm
@@ -138,6 +140,7 @@
 libvulkan.so.1:vkCreateComputePipelines
 libvulkan.so.1:vkCreateDescriptorPool
 libvulkan.so.1:vkCreateDescriptorSetLayout
+libvulkan.so.1:vkCreateDescriptorUpdateTemplate
 libvulkan.so.1:vkCreateDevice
 libvulkan.so.1:vkCreateDisplayModeKHR
 libvulkan.so.1:vkCreateDisplayPlaneSurfaceKHR
@@ -166,6 +169,7 @@
 libvulkan.so.1:vkDestroyCommandPool
 libvulkan.so.1:vkDestroyDescriptorPool
 libvulkan.so.1:vkDestroyDescriptorSetLayout
+libvulkan.so.1:vkDestroyDescriptorUpdateTemplate
 libvulkan.so.1:vkDestroyDevice
 libvulkan.so.1:vkDestroyEvent
 libvulkan.so.1:vkDestroyFence
@@ -764,6 +768,7 @@
 libvulkan.so.1:vkSetEvent
 libvulkan.so.1:vkTrimCommandPool
 libvulkan.so.1:vkUnmapMemory
+libvulkan.so.1:vkUpdateDescriptorSetWithTemplate
 libvulkan.so.1:vkUpdateDescriptorSets
 libvulkan.so.1:vkWaitForFences
 libvulkan.so.1:vkdev_ext0
diff --git a/files/external-spirv.patch b/files/external-spirv.patch
--- a/files/external-spirv.patch
+++ b/files/external-spirv.patch
@@ -1,20 +1,11 @@
-diff --git a/CMakeLists.txt b/CMakeLists.txt
-index 831a61a0..ac558d6d 100644
 --- a/CMakeLists.txt
 +++ b/CMakeLists.txt
-@@ -335,7 +335,6 @@ add_custom_target(generate_helper_files DEPENDS
-     vk_dispatch_table_helper.h
-     vk_extension_helper.h
-     vk_typemap_helper.h
--    spirv_tools_commit_id.h
-     )
- 
- # Rules to build generated helper files
-@@ -349,7 +348,6 @@ run_vk_xml_generate(helper_file_generator.py vk_enum_string_helper.h)
+@@ -380,9 +380,6 @@
  run_vk_xml_generate(helper_file_generator.py vk_object_types.h)
  run_vk_xml_generate(helper_file_generator.py vk_extension_helper.h)
  run_vk_xml_generate(helper_file_generator.py vk_typemap_helper.h)
--run_external_revision_generate(${EXTERNAL_SOURCE_ROOT}/glslang/External/spirv-tools SPIRV_TOOLS_COMMIT_ID spirv_tools_commit_id.h)
+-if(BUILD_LAYERS)
+-    run_external_revision_generate(${EXTERNAL_SOURCE_ROOT}/glslang/External/spirv-tools SPIRV_TOOLS_COMMIT_ID spirv_tools_commit_id.h)
+-endif()
+ 
  
- if(NOT WIN32)
-     include(GNUInstallDirs)
diff --git a/package.yml b/package.yml
--- a/package.yml
+++ b/package.yml
@@ -1,8 +1,8 @@
 name       : vulkan
-version    : 1.1.70
-release    : 9
+version    : 1.1.73.0
+release    : 10
 source     :
-    - https://github.com/KhronosGroup/Vulkan-LoaderAndValidationLayers/archive/sdk-1.1.70.0.tar.gz : bd30ffe25a0723775ea8427d65e96bbad6f5130674ac6577ec639b54ce811397
+    - https://github.com/KhronosGroup/Vulkan-LoaderAndValidationLayers/archive/sdk-1.1.73.0.tar.gz : ab6bd8162b246bc5d73dcfb3b69ed7a35b12b739735493f47304b0fc852463e1
 license    : Apache-2.0
 component  : xorg.graphics
 libsplit   : no
@@ -22,10 +22,10 @@
     - spirv-headers
 setup      : |
     %patch -p1 < $pkgfiles/external-spirv.patch
-    mkdir solusBuildDir && cd solusBuildDir
 
-    echo "#pragma once" >> spirv_tools_commit_id.h
-    echo "#define SPIRV_TOOLS_COMMIT_ID \"01f32ee001409893773219d1a0cc8e696287628e\"" >> spirv_tools_commit_id.h
+    echo "#pragma once" > spirv_tools_commit_id.h
+    echo "#define SPIRV_TOOLS_COMMIT_ID \"5f53c42a1e24e329c6e02e41cfd24a1cc0f8d22f\"" >> spirv_tools_commit_id.h
+    cp spirv_tools_commit_id.h layers\
 
     # assembler gets awfully unhappy.
     EXTRA32=""
@@ -33,7 +33,7 @@
         export ASFLAGS=--32
         export EXTRA32="-DCMAKE_INSTALL_LIBDIR=lib32"
     fi
-    %cmake -DBUILD_WSI_MIR_SUPPORT=OFF \
+    %cmake_ninja -DBUILD_WSI_MIR_SUPPORT=OFF \
            -DBUILD_WSI_WAYLAND_SUPPORT=ON \
            -DBUILD_WSI_XCB_SUPPORT=ON \
            -DBUILD_WSI_XLIB_SUPPORT=ON \
@@ -44,9 +44,8 @@
            -DCMAKE_SKIP_RPATH=True \
            -DCUSTOM_GLSLANG_BIN_ROOT=/usr/bin \
            -DCUSTOM_SPIRV_TOOLS_BIN_ROOT=/usr/bin \
-           -DCMAKE_INSTALL_SYSCONFDIR=/usr/share \
-           -GNinja ..
+           -DCMAKE_INSTALL_SYSCONFDIR=/usr/share
 build      : |
-    %meson_build
+    %ninja_build
 install    : |
-    %meson_install
+    %ninja_install
diff --git a/pspec_x86_64.xml b/pspec_x86_64.xml
--- a/pspec_x86_64.xml
+++ b/pspec_x86_64.xml
@@ -35,7 +35,7 @@
 </Description>
         <PartOf>emul32</PartOf>
         <RuntimeDependencies>
-            <Dependency release="9">vulkan</Dependency>
+            <Dependency release="10">vulkan</Dependency>
         </RuntimeDependencies>
         <Files>
             <Path fileType="library">/usr/lib32/lib*.so</Path>
@@ -50,8 +50,8 @@
 </Description>
         <PartOf>programming.devel</PartOf>
         <RuntimeDependencies>
-            <Dependency release="9">vulkan-devel</Dependency>
-            <Dependency release="9">vulkan-32bit</Dependency>
+            <Dependency release="10">vulkan-devel</Dependency>
+            <Dependency release="10">vulkan-32bit</Dependency>
         </RuntimeDependencies>
         <Files>
             <Path fileType="data">/usr/lib32/pkgconfig/*.pc</Path>
@@ -65,7 +65,7 @@
 </Description>
         <PartOf>programming.devel</PartOf>
         <RuntimeDependencies>
-            <Dependency release="9">vulkan</Dependency>
+            <Dependency release="10">vulkan</Dependency>
         </RuntimeDependencies>
         <Files>
             <Path fileType="header">/usr/include/</Path>
@@ -73,12 +73,12 @@
         </Files>
     </Package>
     <History>
-        <Update release="9">
-            <Date>2018-03-20</Date>
-            <Version>1.1.70</Version>
+        <Update release="10">
+            <Date>2018-04-24</Date>
+            <Version>1.1.73.0</Version>
             <Comment>Packaging update</Comment>
             <Name>Pierre-Yves</Name>
             <Email>pyu@riseup.net</Email>
         </Update>
     </History>
 </PISI>
\ No newline at end of file