diff --git a/configs/optimize/rcnn.yml b/configs/optimize/rcnn.yml
index afec45906353e779ef2d0b2c0e8e6db030029d4a..02ac7e051b9cbc66ce4e8315d867dcfb4af77a7c 100644
--- a/configs/optimize/rcnn.yml
+++ b/configs/optimize/rcnn.yml
@@ -5,7 +5,7 @@ Optimize:
     decay:
       name: PiecewiseDecay
       gamma: 0.1
-      milestones: [16, 22]
+      milestones: [8, 11]
     warmup:
       name: LinearWarmup
       start_factor: 0.3333333333333333