diff --git a/docs/features.txt b/docs/features.txt
index 9496b76d80c..f743189183d 100644
--- a/docs/features.txt
+++ b/docs/features.txt
@@ -472,7 +472,7 @@ Vulkan 1.2 -- all DONE: anv, hk, nvk, panvk/v10+, pvr, tu, vn
   VK_KHR_driver_properties                              DONE (anv, dzn, hasvk, kk, lvp, nvk, panvk, pvr, radv, tu, v3dv, vn)
   VK_KHR_image_format_list                              DONE (anv, dzn, hasvk, kk, lvp, nvk, panvk, pvr, radv, tu, v3dv, vn)
   VK_KHR_imageless_framebuffer                          DONE (anv, dzn, hasvk, kk, lvp, nvk, panvk, pvr, radv, tu, v3dv, vn)
-  VK_KHR_sampler_mirror_clamp_to_edge                   DONE (anv, dzn, hasvk, lvp, nvk, panvk, pvr, radv, tu, v3dv, vn)
+  VK_KHR_sampler_mirror_clamp_to_edge                   DONE (anv, dzn, hasvk, kk, lvp, nvk, panvk, pvr, radv, tu, v3dv, vn)
   VK_KHR_separate_depth_stencil_layouts                 DONE (anv, dzn, hasvk, kk, lvp, nvk, panvk, pvr, radv, tu, v3dv, vn)
   VK_KHR_shader_atomic_int64                            DONE (anv, lvp, nvk, panvk/v10+, radv, vn, tu/a740+)
   VK_KHR_shader_float16_int8                            DONE (anv, dzn, hasvk, lvp, nvk, panvk, radv, tu, vn)
diff --git a/src/kosmickrisp/vulkan/kk_physical_device.c b/src/kosmickrisp/vulkan/kk_physical_device.c
index 92dab7230ed..5875602fb1b 100644
--- a/src/kosmickrisp/vulkan/kk_physical_device.c
+++ b/src/kosmickrisp/vulkan/kk_physical_device.c
@@ -70,7 +70,7 @@ kk_get_device_extensions(const struct kk_instance *instance,
       .KHR_driver_properties = true,
       .KHR_image_format_list = true,
       .KHR_imageless_framebuffer = true,
-      .KHR_sampler_mirror_clamp_to_edge = false,
+      .KHR_sampler_mirror_clamp_to_edge = true,
       .KHR_separate_depth_stencil_layouts = true,
       .KHR_shader_atomic_int64 = false,
       .KHR_shader_float_controls = true,
@@ -148,6 +148,7 @@ kk_get_device_features(
 {
    *features = (struct vk_features){
       /* Vulkan 1.0 */
+      .alphaToOne = true,
       .depthClamp = true,
       .drawIndirectFirstInstance = true,
       .dualSrcBlend = true,
@@ -188,6 +189,10 @@ kk_get_device_features(
       .samplerYcbcrConversion = true,
       .shaderDrawParameters = true,
       .storageBuffer16BitAccess = true,
+      /* TODO KOSMICKRISP
+       * Disabled due to failing tests (vertex fragment interface mismatch):
+       * dEQP-VK.spirv_assembly.instruction.graphics.16bit_storage.*
+       */
       .storageInputOutput16 = false,
       .storagePushConstant16 = true,
       .uniformAndStorageBuffer16BitAccess = true,
@@ -210,6 +215,7 @@ kk_get_device_features(
       .imagelessFramebuffer = true,
       .multiDrawIndirect = true,
       .runtimeDescriptorArray = true,
+      .samplerMirrorClampToEdge = true,
       .scalarBlockLayout = true,
       .separateDepthStencilLayouts = true,
       /* TODO_KOSMICKRISP shaderFloat16
@@ -235,8 +241,11 @@ kk_get_device_features(
       .shaderOutputViewportIndex = true,
       .shaderSampledImageArrayNonUniformIndexing = true,
       .shaderStorageBufferArrayNonUniformIndexing = true,
+      .shaderStorageImageArrayNonUniformIndexing = true,
       .shaderStorageTexelBufferArrayDynamicIndexing = true,
+      .shaderStorageTexelBufferArrayNonUniformIndexing = true,
       .shaderSubgroupExtendedTypes = true,
+      .shaderUniformBufferArrayNonUniformIndexing = true,
       .shaderUniformTexelBufferArrayDynamicIndexing = true,
       .shaderUniformTexelBufferArrayNonUniformIndexing = true,
       .storageBuffer8BitAccess = true,