diff --git a/docs/features.txt b/docs/features.txt
index 6a56320065f..1f192f2046a 100644
--- a/docs/features.txt
+++ b/docs/features.txt
@@ -511,7 +511,7 @@ Vulkan 1.3 -- all DONE: anv, hk, lvp, nvk, panvk/v10+, radv, tu, vn, v3dv
   VK_EXT_shader_demote_to_helper_invocation             DONE (anv, hasvk, kk, lvp, nvk, panvk, radv, tu, v3dv, vn)
   VK_EXT_subgroup_size_control                          DONE (anv, dzn, hasvk, kk, lvp, nvk, panvk/v10+, radv, tu, v3dv, vn)
   VK_EXT_texel_buffer_alignment                         DONE (anv, hasvk, lvp, nvk, panvk, pvr, radv, tu, v3dv, vn)
-  VK_EXT_texture_compression_astc_hdr                   DONE (panvk, vn)
+  VK_EXT_texture_compression_astc_hdr                   DONE (kk, panvk, vn)
   VK_EXT_tooling_info                                   DONE (anv, hasvk, kk, lvp, nvk, panvk, pvr, radv, tu, v3dv, vn)
   VK_EXT_ycbcr_2plane_444_formats                       DONE (anv, lvp, nvk, panvk/v10+, radv, vn)
 
diff --git a/src/kosmickrisp/bridge/mtl_format.h b/src/kosmickrisp/bridge/mtl_format.h
index 6e1aec3f8be..2507937c270 100644
--- a/src/kosmickrisp/bridge/mtl_format.h
+++ b/src/kosmickrisp/bridge/mtl_format.h
@@ -168,20 +168,20 @@ enum mtl_pixel_format {
    MTL_PIXEL_FORMAT_ASTC_12x12 = 218,
 
    /* ASTC HDR (High Dynamic Range) */
-   MTL_PIXEL_FORMAT_ASTC_4x4_HDR = 222,
-   MTL_PIXEL_FORMAT_ASTC_5x4_HDR = 223,
-   MTL_PIXEL_FORMAT_ASTC_5x5_HDR = 224,
-   MTL_PIXEL_FORMAT_ASTC_6x5_HDR = 225,
-   MTL_PIXEL_FORMAT_ASTC_6x6_HDR = 226,
-   MTL_PIXEL_FORMAT_ASTC_8x5_HDR = 228,
-   MTL_PIXEL_FORMAT_ASTC_8x6_HDR = 229,
-   MTL_PIXEL_FORMAT_ASTC_8x8_HDR = 230,
-   MTL_PIXEL_FORMAT_ASTC_10x5_HDR = 231,
-   MTL_PIXEL_FORMAT_ASTC_10x6_HDR = 232,
-   MTL_PIXEL_FORMAT_ASTC_10x8_HDR = 233,
-   MTL_PIXEL_FORMAT_ASTC_10x10_HDR = 234,
-   MTL_PIXEL_FORMAT_ASTC_12x10_HDR = 235,
-   MTL_PIXEL_FORMAT_ASTC_12x12_HDR = 236,
+   MTL_PIXEL_FORMAT_ASTC_4x4_FLOAT = 222,
+   MTL_PIXEL_FORMAT_ASTC_5x4_FLOAT = 223,
+   MTL_PIXEL_FORMAT_ASTC_5x5_FLOAT = 224,
+   MTL_PIXEL_FORMAT_ASTC_6x5_FLOAT = 225,
+   MTL_PIXEL_FORMAT_ASTC_6x6_FLOAT = 226,
+   MTL_PIXEL_FORMAT_ASTC_8x5_FLOAT = 228,
+   MTL_PIXEL_FORMAT_ASTC_8x6_FLOAT = 229,
+   MTL_PIXEL_FORMAT_ASTC_8x8_FLOAT = 230,
+   MTL_PIXEL_FORMAT_ASTC_10x5_FLOAT = 231,
+   MTL_PIXEL_FORMAT_ASTC_10x6_FLOAT = 232,
+   MTL_PIXEL_FORMAT_ASTC_10x8_FLOAT = 233,
+   MTL_PIXEL_FORMAT_ASTC_10x10_FLOAT = 234,
+   MTL_PIXEL_FORMAT_ASTC_12x10_FLOAT = 235,
+   MTL_PIXEL_FORMAT_ASTC_12x12_FLOAT = 236,
 
    /* YUV */
    MTL_PIXEL_FORMAT_GBGR422 = 240,
diff --git a/src/kosmickrisp/vulkan/kk_format.c b/src/kosmickrisp/vulkan/kk_format.c
index 17517932c82..adc65ef4bbc 100644
--- a/src/kosmickrisp/vulkan/kk_format.c
+++ b/src/kosmickrisp/vulkan/kk_format.c
@@ -259,6 +259,21 @@ static const struct kk_va_format kk_vf_formats[] = {
    MTL_FMT_NATIVE(ASTC_12x10_SRGB, MTL_FMT_FS(128), MTL_FMT_TB_NONE),
    MTL_FMT_NATIVE(ASTC_12x12_SRGB, MTL_FMT_FS(128), MTL_FMT_TB_NONE),
 
+   MTL_FMT_NATIVE(ASTC_4x4_FLOAT, MTL_FMT_FS(128), MTL_FMT_TB_NONE),
+   MTL_FMT_NATIVE(ASTC_5x4_FLOAT, MTL_FMT_FS(128), MTL_FMT_TB_NONE),
+   MTL_FMT_NATIVE(ASTC_5x5_FLOAT, MTL_FMT_FS(128), MTL_FMT_TB_NONE),
+   MTL_FMT_NATIVE(ASTC_6x5_FLOAT, MTL_FMT_FS(128), MTL_FMT_TB_NONE),
+   MTL_FMT_NATIVE(ASTC_6x6_FLOAT, MTL_FMT_FS(128), MTL_FMT_TB_NONE),
+   MTL_FMT_NATIVE(ASTC_8x5_FLOAT, MTL_FMT_FS(128), MTL_FMT_TB_NONE),
+   MTL_FMT_NATIVE(ASTC_8x6_FLOAT, MTL_FMT_FS(128), MTL_FMT_TB_NONE),
+   MTL_FMT_NATIVE(ASTC_8x8_FLOAT, MTL_FMT_FS(128), MTL_FMT_TB_NONE),
+   MTL_FMT_NATIVE(ASTC_10x5_FLOAT, MTL_FMT_FS(128), MTL_FMT_TB_NONE),
+   MTL_FMT_NATIVE(ASTC_10x6_FLOAT, MTL_FMT_FS(128), MTL_FMT_TB_NONE),
+   MTL_FMT_NATIVE(ASTC_10x8_FLOAT, MTL_FMT_FS(128), MTL_FMT_TB_NONE),
+   MTL_FMT_NATIVE(ASTC_10x10_FLOAT, MTL_FMT_FS(128), MTL_FMT_TB_NONE),
+   MTL_FMT_NATIVE(ASTC_12x10_FLOAT, MTL_FMT_FS(128), MTL_FMT_TB_NONE),
+   MTL_FMT_NATIVE(ASTC_12x12_FLOAT, MTL_FMT_FS(128), MTL_FMT_TB_NONE),
+
    // EAC/ETC formats
    MTL_FMT_NATIVE(ETC2_R11_UNORM, MTL_FMT_FS(64), MTL_FMT_TB_NONE),
    MTL_FMT_NATIVE(ETC2_R11_SNORM, MTL_FMT_FS(64), MTL_FMT_TB_NONE),
diff --git a/src/kosmickrisp/vulkan/kk_physical_device.c b/src/kosmickrisp/vulkan/kk_physical_device.c
index b9494595c87..301a6f5a948 100644
--- a/src/kosmickrisp/vulkan/kk_physical_device.c
+++ b/src/kosmickrisp/vulkan/kk_physical_device.c
@@ -110,7 +110,7 @@ kk_get_device_extensions(const struct kk_instance *instance,
       .EXT_shader_stencil_export = true,
       .EXT_subgroup_size_control = true,
       .EXT_texel_buffer_alignment = false,
-      .EXT_texture_compression_astc_hdr = false,
+      .EXT_texture_compression_astc_hdr = true,
       .EXT_tooling_info = true,
       .EXT_ycbcr_2plane_444_formats = false,
 
@@ -271,6 +271,7 @@ kk_get_device_features(
       .shaderZeroInitializeWorkgroupMemory = true,
       .subgroupSizeControl = true,
       .synchronization2 = true,
+      .textureCompressionASTC_HDR = true,
       .vulkanMemoryModel = true,
       .vulkanMemoryModelDeviceScope = true,