diff --git a/config/prototype_of3_480p.json b/config/prototype_of3_480p.json
index c91e309..4e87d44 100644
--- a/config/prototype_of3_480p.json
+++ b/config/prototype_of3_480p.json
@@ -27,7 +27,7 @@
     "loop_closure_interval": 1,
     "algorithm": "dis",
     "dis_preset": "medium",
-    "dis_mode": 3,
+    "dis_mode": 2,
     "algorithm_list": ["raft", "dis"]
   },
   "contact": {
diff --git a/config/prototype_of3_720p.json b/config/prototype_of3_720p.json
index 8da42e3..0febee1 100644
--- a/config/prototype_of3_720p.json
+++ b/config/prototype_of3_720p.json
@@ -27,7 +27,7 @@
     "loop_closure_interval": 1,
     "algorithm": "dis",
     "dis_preset": "medium",
-    "dis_mode": 3,
+    "dis_mode": 2,
     "algorithm_list": ["raft", "dis"]
   },
   "contact": {