diff --git a/src/intel/vulkan/anv_private.h b/src/intel/vulkan/anv_private.h
index bfb036866fc..fe1782474ce 100644
--- a/src/intel/vulkan/anv_private.h
+++ b/src/intel/vulkan/anv_private.h
@@ -5036,7 +5036,7 @@ struct anv_compute_pipeline {
          uint32_t                               gpgpu_walker[15];
       } gfx9;
       struct {
-         uint32_t                               compute_walker[39];
+         uint32_t                               compute_walker[40];
       } gfx125;
    };
 
diff --git a/src/intel/vulkan/genX_pipeline.c b/src/intel/vulkan/genX_pipeline.c
index 5b09ab1762a..0acf4aa23a6 100644
--- a/src/intel/vulkan/genX_pipeline.c
+++ b/src/intel/vulkan/genX_pipeline.c
@@ -2119,6 +2119,7 @@ genX(compute_pipeline_emit)(struct anv_compute_pipeline *pipeline)
       },
    };
 
+   assert(ARRAY_SIZE(pipeline->gfx125.compute_walker) >= GENX(COMPUTE_WALKER_length));
    GENX(COMPUTE_WALKER_pack)(NULL, pipeline->gfx125.compute_walker, &walker);
 }