diff --git a/src/xrt/compositor/common/comp_vk.c b/src/xrt/compositor/common/comp_vk.c
index 273b5f804..8bcb58d57 100644
--- a/src/xrt/compositor/common/comp_vk.c
+++ b/src/xrt/compositor/common/comp_vk.c
@@ -362,9 +362,9 @@ vk_create_sampler(struct vk_bundle *vk, VkSampler *out_sampler)
 	    .magFilter = VK_FILTER_LINEAR,
 	    .minFilter = VK_FILTER_LINEAR,
 	    .mipmapMode = VK_SAMPLER_MIPMAP_MODE_LINEAR,
-	    .addressModeU = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE,
-	    .addressModeV = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE,
-	    .addressModeW = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE,
+	    .addressModeU = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_BORDER,
+	    .addressModeV = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_BORDER,
+	    .addressModeW = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_BORDER,
 	    .mipLodBias = 0.0f,
 	    .anisotropyEnable = VK_FALSE,
 	    .maxAnisotropy = 1.0f,
@@ -372,7 +372,7 @@ vk_create_sampler(struct vk_bundle *vk, VkSampler *out_sampler)
 	    .compareOp = VK_COMPARE_OP_NEVER,
 	    .minLod = 0.0f,
 	    .maxLod = 1.0f,
-	    .borderColor = VK_BORDER_COLOR_FLOAT_OPAQUE_WHITE,
+	    .borderColor = VK_BORDER_COLOR_FLOAT_OPAQUE_BLACK,
 	    .unnormalizedCoordinates = VK_FALSE,
 	};