diff --git a/src/intel/vulkan/bvh/encode.comp b/src/intel/vulkan/bvh/encode.comp
index b12952b57a7..0ecae5867c8 100644
--- a/src/intel/vulkan/bvh/encode.comp
+++ b/src/intel/vulkan/bvh/encode.comp
@@ -516,8 +516,8 @@ main()
         ((gl_GlobalInvocationID.x & 0xF0) >> 4)
       : gl_GlobalInvocationID.x;
    uint32_t global_id =
-      DEREF(args.header).ir_internal_node_count - 1 - global_id_hash;
-
+      DEREF(args.header).ir_internal_node_count - 1 -
+      min(global_id_hash, DEREF(args.header).ir_internal_node_count - 1);
 
    uint32_t intermediate_leaf_node_size;
    switch (args.geometry_type) {