diff --git a/include/vulkan/utility/vk_safe_struct.hpp b/include/vulkan/utility/vk_safe_struct.hpp
index d994cdb..6685de9 100644
--- a/include/vulkan/utility/vk_safe_struct.hpp
+++ b/include/vulkan/utility/vk_safe_struct.hpp
@@ -8497,6 +8497,30 @@ struct safe_VkBindDescriptorBufferEmbeddedSamplersInfoEXT {
         return reinterpret_cast<VkBindDescriptorBufferEmbeddedSamplersInfoEXT const*>(this);
     }
 };
+struct safe_VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR {
+    VkStructureType sType;
+    void* pNext{};
+    VkBool32 shaderRelaxedExtendedInstruction;
+
+    safe_VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR(
+        const VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR* in_struct, PNextCopyState* copy_state = {},
+        bool copy_pnext = true);
+    safe_VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR(
+        const safe_VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR& copy_src);
+    safe_VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR& operator=(
+        const safe_VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR& copy_src);
+    safe_VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR();
+    ~safe_VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR();
+    void initialize(const VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR* in_struct, PNextCopyState* copy_state = {});
+    void initialize(const safe_VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR* copy_src,
+                    PNextCopyState* copy_state = {});
+    VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR* ptr() {
+        return reinterpret_cast<VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR*>(this);
+    }
+    VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR const* ptr() const {
+        return reinterpret_cast<VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR const*>(this);
+    }
+};
 struct safe_VkDebugReportCallbackCreateInfoEXT {
     VkStructureType sType;
     const void* pNext{};
diff --git a/include/vulkan/utility/vk_struct_helper.hpp b/include/vulkan/utility/vk_struct_helper.hpp
index f893bdf..4468d2b 100644
--- a/include/vulkan/utility/vk_struct_helper.hpp
+++ b/include/vulkan/utility/vk_struct_helper.hpp
@@ -453,6 +453,7 @@ template <> inline VkStructureType GetSType<VkPushDescriptorSetInfoKHR>() { retu
 template <> inline VkStructureType GetSType<VkPushDescriptorSetWithTemplateInfoKHR>() { return VK_STRUCTURE_TYPE_PUSH_DESCRIPTOR_SET_WITH_TEMPLATE_INFO_KHR; }
 template <> inline VkStructureType GetSType<VkSetDescriptorBufferOffsetsInfoEXT>() { return VK_STRUCTURE_TYPE_SET_DESCRIPTOR_BUFFER_OFFSETS_INFO_EXT; }
 template <> inline VkStructureType GetSType<VkBindDescriptorBufferEmbeddedSamplersInfoEXT>() { return VK_STRUCTURE_TYPE_BIND_DESCRIPTOR_BUFFER_EMBEDDED_SAMPLERS_INFO_EXT; }
+template <> inline VkStructureType GetSType<VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR>() { return VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_RELAXED_EXTENDED_INSTRUCTION_FEATURES_KHR; }
 template <> inline VkStructureType GetSType<VkDebugReportCallbackCreateInfoEXT>() { return VK_STRUCTURE_TYPE_DEBUG_REPORT_CALLBACK_CREATE_INFO_EXT; }
 template <> inline VkStructureType GetSType<VkPipelineRasterizationStateRasterizationOrderAMD>() { return VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_RASTERIZATION_ORDER_AMD; }
 template <> inline VkStructureType GetSType<VkDebugMarkerObjectNameInfoEXT>() { return VK_STRUCTURE_TYPE_DEBUG_MARKER_OBJECT_NAME_INFO_EXT; }
diff --git a/include/vulkan/vk_enum_string_helper.h b/include/vulkan/vk_enum_string_helper.h
index f56ba03..d083911 100644
--- a/include/vulkan/vk_enum_string_helper.h
+++ b/include/vulkan/vk_enum_string_helper.h
@@ -1910,6 +1910,8 @@ static inline const char* string_VkStructureType(VkStructureType input_value) {
             return "VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_DESCRIPTOR_POOL_OVERALLOCATION_FEATURES_NV";
         case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_RAW_ACCESS_CHAINS_FEATURES_NV:
             return "VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_RAW_ACCESS_CHAINS_FEATURES_NV";
+        case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_RELAXED_EXTENDED_INSTRUCTION_FEATURES_KHR:
+            return "VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_RELAXED_EXTENDED_INSTRUCTION_FEATURES_KHR";
         case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_ATOMIC_FLOAT16_VECTOR_FEATURES_NV:
             return "VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_ATOMIC_FLOAT16_VECTOR_FEATURES_NV";
         case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_REPLICATED_COMPOSITES_FEATURES_EXT:
diff --git a/scripts/known_good.json b/scripts/known_good.json
index dc54022..f7662ef 100644
--- a/scripts/known_good.json
+++ b/scripts/known_good.json
@@ -7,7 +7,7 @@
             "sub_dir": "Vulkan-Headers",
             "build_dir": "Vulkan-Headers/build",
             "install_dir": "Vulkan-Headers/build/install",
-            "commit": "v1.3.287"
+            "commit": "v1.3.288"
         },
         {
             "name": "googletest",
diff --git a/src/vulkan/vk_safe_struct_khr.cpp b/src/vulkan/vk_safe_struct_khr.cpp
index d3bf001..80d9629 100644
--- a/src/vulkan/vk_safe_struct_khr.cpp
+++ b/src/vulkan/vk_safe_struct_khr.cpp
@@ -14084,6 +14084,61 @@ void safe_VkPushDescriptorSetWithTemplateInfoKHR::initialize(const safe_VkPushDe
     pNext = SafePnextCopy(copy_src->pNext);
 }
 
+safe_VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR::safe_VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR(
+    const VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR* in_struct, [[maybe_unused]] PNextCopyState* copy_state,
+    bool copy_pnext)
+    : sType(in_struct->sType), shaderRelaxedExtendedInstruction(in_struct->shaderRelaxedExtendedInstruction) {
+    if (copy_pnext) {
+        pNext = SafePnextCopy(in_struct->pNext, copy_state);
+    }
+}
+
+safe_VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR::safe_VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR()
+    : sType(VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_RELAXED_EXTENDED_INSTRUCTION_FEATURES_KHR),
+      pNext(nullptr),
+      shaderRelaxedExtendedInstruction() {}
+
+safe_VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR::safe_VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR(
+    const safe_VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR& copy_src) {
+    sType = copy_src.sType;
+    shaderRelaxedExtendedInstruction = copy_src.shaderRelaxedExtendedInstruction;
+    pNext = SafePnextCopy(copy_src.pNext);
+}
+
+safe_VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR&
+safe_VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR::operator=(
+    const safe_VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR& copy_src) {
+    if (&copy_src == this) return *this;
+
+    FreePnextChain(pNext);
+
+    sType = copy_src.sType;
+    shaderRelaxedExtendedInstruction = copy_src.shaderRelaxedExtendedInstruction;
+    pNext = SafePnextCopy(copy_src.pNext);
+
+    return *this;
+}
+
+safe_VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR::
+    ~safe_VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR() {
+    FreePnextChain(pNext);
+}
+
+void safe_VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR::initialize(
+    const VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR* in_struct, [[maybe_unused]] PNextCopyState* copy_state) {
+    FreePnextChain(pNext);
+    sType = in_struct->sType;
+    shaderRelaxedExtendedInstruction = in_struct->shaderRelaxedExtendedInstruction;
+    pNext = SafePnextCopy(in_struct->pNext, copy_state);
+}
+
+void safe_VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR::initialize(
+    const safe_VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR* copy_src, [[maybe_unused]] PNextCopyState* copy_state) {
+    sType = copy_src->sType;
+    shaderRelaxedExtendedInstruction = copy_src->shaderRelaxedExtendedInstruction;
+    pNext = SafePnextCopy(copy_src->pNext);
+}
+
 safe_VkDeviceOrHostAddressConstKHR::safe_VkDeviceOrHostAddressConstKHR(const VkDeviceOrHostAddressConstKHR* in_struct,
                                                                        PNextCopyState*) {
     initialize(in_struct);
diff --git a/src/vulkan/vk_safe_struct_utils.cpp b/src/vulkan/vk_safe_struct_utils.cpp
index b443381..5f24df5 100644
--- a/src/vulkan/vk_safe_struct_utils.cpp
+++ b/src/vulkan/vk_safe_struct_utils.cpp
@@ -769,6 +769,9 @@ void *SafePnextCopy(const void *pNext, PNextCopyState* copy_state) {
             case VK_STRUCTURE_TYPE_BIND_MEMORY_STATUS_KHR:
                 safe_pNext = new safe_VkBindMemoryStatusKHR(reinterpret_cast<const VkBindMemoryStatusKHR *>(pNext), copy_state, false);
                 break;
+            case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_RELAXED_EXTENDED_INSTRUCTION_FEATURES_KHR:
+                safe_pNext = new safe_VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR(reinterpret_cast<const VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR *>(pNext), copy_state, false);
+                break;
             case VK_STRUCTURE_TYPE_DEBUG_REPORT_CALLBACK_CREATE_INFO_EXT:
                 safe_pNext = new safe_VkDebugReportCallbackCreateInfoEXT(reinterpret_cast<const VkDebugReportCallbackCreateInfoEXT *>(pNext), copy_state, false);
                 break;
@@ -2586,6 +2589,9 @@ void FreePnextChain(const void *pNext) {
         case VK_STRUCTURE_TYPE_BIND_MEMORY_STATUS_KHR:
             delete reinterpret_cast<safe_VkBindMemoryStatusKHR *>(header);
             break;
+        case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_RELAXED_EXTENDED_INSTRUCTION_FEATURES_KHR:
+            delete reinterpret_cast<safe_VkPhysicalDeviceShaderRelaxedExtendedInstructionFeaturesKHR *>(header);
+            break;
         case VK_STRUCTURE_TYPE_DEBUG_REPORT_CALLBACK_CREATE_INFO_EXT:
             delete reinterpret_cast<safe_VkDebugReportCallbackCreateInfoEXT *>(header);
             break;