diff --git a/external/mmdetection/submodule b/external/mmdetection/submodule
index 0445e26bc64..d701ac1661e 160000
--- a/external/mmdetection/submodule
+++ b/external/mmdetection/submodule
@@ -1 +1 @@
-Subproject commit 0445e26bc64f7bbef9161860370300f376135f12
+Subproject commit d701ac1661e2ee97d5547152e47beb92f36764c2