diff --git a/src/intel/vulkan/anv_allocator.c b/src/intel/vulkan/anv_allocator.c
index 845785678e4..7f1a18a2134 100644
--- a/src/intel/vulkan/anv_allocator.c
+++ b/src/intel/vulkan/anv_allocator.c
@@ -1292,7 +1292,7 @@ anv_bo_pool_alloc(struct anv_bo_pool *pool, uint32_t size,
    struct anv_bo *bo =
       util_sparse_array_free_list_pop_elem(&pool->free_list[bucket]);
    if (bo != NULL) {
-      VG(VALGRIND_MEMPOOL_ALLOC(pool, bo->map, size));
+      VG(VALGRIND_MEMPOOL_ALLOC(pool, bo->map, bo->size));
       *bo_out = bo;
       return VK_SUCCESS;
    }
@@ -1308,7 +1308,7 @@ anv_bo_pool_alloc(struct anv_bo_pool *pool, uint32_t size,
 
    /* We want it to look like it came from this pool */
    VG(VALGRIND_FREELIKE_BLOCK(bo->map, 0));
-   VG(VALGRIND_MEMPOOL_ALLOC(pool, bo->map, size));
+   VG(VALGRIND_MEMPOOL_ALLOC(pool, bo->map, bo->size));
 
    *bo_out = bo;