diff --git a/src/gallium/drivers/iris/iris_clear.c b/src/gallium/drivers/iris/iris_clear.c
index d390aed9ade..27b97f4c68c 100644
--- a/src/gallium/drivers/iris/iris_clear.c
+++ b/src/gallium/drivers/iris/iris_clear.c
@@ -649,7 +649,7 @@ clear_depth_stencil(struct iris_context *ice,
       fast_clear_depth(ice, z_res, level, box, depth);
       iris_dirty_for_history(ice, res);
       clear_depth = false;
-      z_res = false;
+      z_res = NULL;
    }
 
    /* At this point, we might have fast cleared the depth buffer. So if there's