diff --git a/proposals/VK_EXT_ray_tracing_invocation_reorder.adoc b/proposals/VK_EXT_ray_tracing_invocation_reorder.adoc
index e7fee87a76..47bac35714 100644
--- a/proposals/VK_EXT_ray_tracing_invocation_reorder.adoc
+++ b/proposals/VK_EXT_ray_tracing_invocation_reorder.adoc
@@ -233,8 +233,8 @@ HLSL provides this functionality with DXR 1.2.
 * HitObject::GetObjectToWorld4x3 -> OpHitObjectGetObjectToWorldEXT
 * HitObject::GetWorldToObject3x4 -> OpHitObjectGetWorldToObjectEXT
 * HitObject::GetWorldToObject4x3 -> OpHitObjectGetWorldToObjectEXT
-* HitObject::GetInstanceIndex -> OpHitObjectGetInstanceCustomIndexEXT
-* HitObject::GetInstanceID -> OpHitObjectGetInstanceIdEXT
+* HitObject::GetInstanceIndex -> {spirvextensions}EXT/SPV_EXT_shader_invocation_reorder.html#OpHitObjectGetInstanceIdEXT[OpHitObjectGetInstanceIdEXT] (index of the instance in the top-level acceleration structure)
+* HitObject::GetInstanceID -> {spirvextensions}EXT/SPV_EXT_shader_invocation_reorder.html#OpHitObjectGetInstanceCustomIndexEXT[OpHitObjectGetInstanceCustomIndexEXT] (xref:{refpages}VkAccelerationStructureInstanceKHR.html[VkAccelerationStructureInstanceKHR::instanceCustomIndex])
 * HitObject::GetGeometryIndex -> OpHitObjectGetGeometryIndexEXT
 * HitObject::GetPrimitiveIndex -> OpHitObjectGetPrimitiveIndexEXT
 * HitObject::GetHitKind -> OpHitObjectGetHitKindEXT