diff --git a/config/bc_config.yaml b/config/bc_config.yaml
index 7418ec6324..b2a720640c 100644
--- a/config/bc_config.yaml
+++ b/config/bc_config.yaml
@@ -7,6 +7,7 @@ default:
     max_steps: 5.0e4
     memory_size: 256
     batches_per_epoch: 10
+    time_horizon: 64
     num_epoch: 5
     num_layers: 2
     summary_freq: 1000