diff --git a/Simulating-events-from-a-video.md b/Simulating-events-from-a-video.md
index 941aceb..bcf145f 100644
--- a/Simulating-events-from-a-video.md
+++ b/Simulating-events-from-a-video.md
@@ -59,7 +59,7 @@ rosrun esim_ros esim_node \
  --path_to_output_bag=/tmp/out.bag \
  --path_to_data_folder=/tmp/cheetah_example/frames \
  --ros_publisher_frame_rate=60 \
- --exposure_time_ms=10.0
+ --exposure_time_ms=10.0 \
  --use_log_image=1 \
  --log_eps=0.1 \
  --contrast_threshold_pos=0.15 \