diff --git a/docs/report_03.md b/docs/report_03.md
index d6012e4..8b02c8b 100644
--- a/docs/report_03.md
+++ b/docs/report_03.md
@@ -7,7 +7,7 @@
 - [Evaluation](#evaluation)
 - [Sequence parallelism](#sequence-parallelism)
 
-In Open-Sora 1.2 release, we train a 1.1B models on >30M data (~80k hours), with training cost 35k H100 GPU hours, supporting 0s~16s, 144p to 720p, various aspect ratios video generation. Our configurations is listed below. Following our 1.1 version, Open-Sora 1.2 can also do image-to-video generation and video extension.
+In Open-Sora 1.2 release, we train a 1.1B models on >30M data (\~80k hours), with training cost 35k H100 GPU hours, supporting 0s\~16s, 144p to 720p, various aspect ratios video generation. Our configurations is listed below. Following our 1.1 version, Open-Sora 1.2 can also do image-to-video generation and video extension.
 
 |      | image | 2s  | 4s  | 8s  | 16s |
 | ---- | ----- | --- | --- | --- | --- |