diff --git a/src/intel/vulkan/anv_device.c b/src/intel/vulkan/anv_device.c
index 58d4b83c4d2..dfa908c2117 100644
--- a/src/intel/vulkan/anv_device.c
+++ b/src/intel/vulkan/anv_device.c
@@ -253,6 +253,7 @@ get_device_extensions(const struct anv_physical_device *device,
 #ifdef ANV_USE_WSI_PLATFORM
       .KHR_incremental_present               = true,
 #endif
+      .KHR_index_type_uint8                  = true,
       .KHR_maintenance1                      = true,
       .KHR_maintenance2                      = true,
       .KHR_maintenance3                      = true,
diff --git a/src/intel/vulkan/genX_acceleration_structure.c b/src/intel/vulkan/genX_acceleration_structure.c
index 32fbb32bc66..31859c3e9e4 100644
--- a/src/intel/vulkan/genX_acceleration_structure.c
+++ b/src/intel/vulkan/genX_acceleration_structure.c
@@ -437,7 +437,7 @@ vk_to_grl_IndexFormat(VkIndexType type)
 {
    switch (type) {
    case VK_INDEX_TYPE_NONE_KHR:  return INDEX_FORMAT_NONE;
-   case VK_INDEX_TYPE_UINT8_EXT: unreachable("No UINT8 support yet");
+   case VK_INDEX_TYPE_UINT8_KHR: unreachable("No UINT8 support yet");
    case VK_INDEX_TYPE_UINT16:    return INDEX_FORMAT_R16_UINT;
    case VK_INDEX_TYPE_UINT32:    return INDEX_FORMAT_R32_UINT;
    default:
diff --git a/src/intel/vulkan/genX_cmd_buffer.c b/src/intel/vulkan/genX_cmd_buffer.c
index 5145512ea5f..7395046ec58 100644
--- a/src/intel/vulkan/genX_cmd_buffer.c
+++ b/src/intel/vulkan/genX_cmd_buffer.c
@@ -5193,7 +5193,7 @@ void genX(CmdWaitEvents2)(
 static uint32_t vk_to_intel_index_type(VkIndexType type)
 {
    switch (type) {
-   case VK_INDEX_TYPE_UINT8_EXT:
+   case VK_INDEX_TYPE_UINT8_KHR:
       return INDEX_BYTE;
    case VK_INDEX_TYPE_UINT16:
       return INDEX_WORD;
@@ -5207,7 +5207,7 @@ static uint32_t vk_to_intel_index_type(VkIndexType type)
 static uint32_t restart_index_for_type(VkIndexType type)
 {
    switch (type) {
-   case VK_INDEX_TYPE_UINT8_EXT:
+   case VK_INDEX_TYPE_UINT8_KHR:
       return UINT8_MAX;
    case VK_INDEX_TYPE_UINT16:
       return UINT16_MAX;