diff --git a/libs/vkd3d/command.c b/libs/vkd3d/command.c
index 2b3f2869..6df00a22 100644
--- a/libs/vkd3d/command.c
+++ b/libs/vkd3d/command.c
@@ -5420,6 +5420,13 @@ static const struct vkd3d_format *vkd3d_fixup_clear_uav_uint_colour(struct d3d12
                     | ((colour->uint32[0] & 0x1f) << 11);
             return vkd3d_get_format(device, DXGI_FORMAT_R16_UINT, false);
 
+        case DXGI_FORMAT_B5G5R5A1_UNORM:
+            colour->uint32[0] = (colour->uint32[2] & 0x1f)
+                    | ((colour->uint32[1] & 0x1f) << 5)
+                    | ((colour->uint32[0] & 0x1f) << 10)
+                    | ((colour->uint32[3] & 0x1) << 15);
+            return vkd3d_get_format(device, DXGI_FORMAT_R16_UINT, false);
+
         default:
             return NULL;
     }
diff --git a/libs/vkd3d/utils.c b/libs/vkd3d/utils.c
index c62dc55a..6796c08c 100644
--- a/libs/vkd3d/utils.c
+++ b/libs/vkd3d/utils.c
@@ -88,6 +88,7 @@ static const struct vkd3d_format vkd3d_formats[] =
     {DXGI_FORMAT_R8_SINT,               VK_FORMAT_R8_SINT,                  1,  1, 1,  1, COLOR, 1, SINT},
     {DXGI_FORMAT_A8_UNORM,              VK_FORMAT_R8_UNORM,                 1,  1, 1,  1, COLOR, 1},
     {DXGI_FORMAT_B5G6R5_UNORM,          VK_FORMAT_R5G6B5_UNORM_PACK16,      2,  1, 1,  1, COLOR, 1},
+    {DXGI_FORMAT_B5G5R5A1_UNORM,        VK_FORMAT_A1R5G5B5_UNORM_PACK16,    2,  1, 1,  1, COLOR, 1},
     {DXGI_FORMAT_B8G8R8A8_UNORM,        VK_FORMAT_B8G8R8A8_UNORM,           4,  1, 1,  1, COLOR, 1},
     {DXGI_FORMAT_B8G8R8X8_UNORM,        VK_FORMAT_B8G8R8A8_UNORM,           4,  1, 1,  1, COLOR, 1},
     {DXGI_FORMAT_B8G8R8A8_TYPELESS,     VK_FORMAT_B8G8R8A8_UNORM,           4,  1, 1,  1, COLOR, 1, TYPELESS},
diff --git a/tests/d3d12.c b/tests/d3d12.c
index dcb4a638..319b4594 100644
--- a/tests/d3d12.c
+++ b/tests/d3d12.c
@@ -954,7 +954,6 @@ static void test_check_feature_support(void)
         is_todo = format == DXGI_FORMAT_R9G9B9E5_SHAREDEXP
                 || format == DXGI_FORMAT_R8G8_B8G8_UNORM
                 || format == DXGI_FORMAT_G8R8_G8B8_UNORM
-                || format == DXGI_FORMAT_B5G5R5A1_UNORM
                 || format == DXGI_FORMAT_R10G10B10_XR_BIAS_A2_UNORM
                 || (DXGI_FORMAT_AYUV <= format && format <= DXGI_FORMAT_B4G4R4A4_UNORM);
 
@@ -5750,7 +5749,7 @@ static void test_clear_unordered_access_view_image(void)
         {DXGI_FORMAT_R8G8B8A8_UNORM,  1, 1, 0, 0, 1, 0, {}, {1,       2, 3, 4}, 0x04030201},
         {DXGI_FORMAT_R11G11B10_FLOAT, 1, 1, 0, 0, 1, 0, {}, {1,       2, 3, 4}, 0x00c01001},
         {DXGI_FORMAT_B5G6R5_UNORM,    1, 1, 0, 0, 1, 0, {}, {1,       2, 3, 4}, 0x00000843},
-        {DXGI_FORMAT_B5G5R5A1_UNORM,  1, 1, 0, 0, 1, 0, {}, {1,       2, 3, 1}, 0x00008443, false, true},
+        {DXGI_FORMAT_B5G5R5A1_UNORM,  1, 1, 0, 0, 1, 0, {}, {1,       2, 3, 1}, 0x00008443},
         {DXGI_FORMAT_B4G4R4A4_UNORM,  1, 1, 0, 0, 1, 0, {}, {1,       2, 3, 1}, 0x00001123, false, true, true},
         /* Test float clears with formats. */
         {DXGI_FORMAT_R16G16_UNORM,    1, 1, 0, 0, 1, 0, {},
@@ -5769,7 +5768,7 @@ static void test_clear_unordered_access_view_image(void)
                 0x87ff, true},
         {DXGI_FORMAT_B5G5R5A1_UNORM,  1, 1, 0, 0, 1, 0, {},
                 {0x3f000000 /* 0.5f */, 0x3e800000 /* 0.25f */, 0x3e000000 /* 0.125f */, 0x3f800000 /* 1.0f */},
-                0xc104, true, true},
+                0xc104, true},
         {DXGI_FORMAT_B4G4R4A4_UNORM,  1, 1, 0, 0, 1, 0, {},
                 {0x3f000000 /* 0.5f */, 0x3f800000 /* 1.0f */, 0x40000000 /* 2.0f */, 0x40000000 /* -1.0f */},
                 0xf8ff, true, true, true},