diff --git a/ttg/ttg/parsec/ttg.h b/ttg/ttg/parsec/ttg.h
index 639ab7f7c..009af8fc2 100644
--- a/ttg/ttg/parsec/ttg.h
+++ b/ttg/ttg/parsec/ttg.h
@@ -1444,7 +1444,7 @@ namespace ttg_parsec {
           if (gpu_task->flow[i]->flow_flags & TTG_PARSEC_FLOW_ACCESS_TMP) {
             /* temporary flow, discard by setting it to read-only to avoid evictions */
             const_cast<parsec_flow_t*>(gpu_task->flow[i])->flow_flags = PARSEC_FLOW_ACCESS_READ;
-            task->parsec_task.data.data_out[i]->readers = 1;
+            task->parsec_task.data[i].data_out->readers = 1;
           }
         }
       };