diff --git a/project_2-automatic_image_captioning/requirements.txt b/project_2-automatic_image_captioning/requirements.txt
index ecb553e..12c4865 100644
--- a/project_2-automatic_image_captioning/requirements.txt
+++ b/project_2-automatic_image_captioning/requirements.txt
@@ -76,7 +76,7 @@ Mako==1.0.7
 Markdown==2.6.9
 MarkupSafe==1.0
 matplotlib==2.1.0
-mistune==0.8.3
+mistune==2.0.3
 mock==2.0.0
 monotonic==1.2
 moviepy==0.2.3.2