diff --git "a/ChessMa\342\200\240e/requirements.txt" "b/ChessMa\342\200\240e/requirements.txt"
index 5602eed..28c199f 100644
--- "a/ChessMa\342\200\240e/requirements.txt"
+++ "b/ChessMa\342\200\240e/requirements.txt"
@@ -18,7 +18,7 @@ jupyter-client==5.3.4
 jupyter-core==4.6.1
 MarkupSafe==1.1.1
 mistune==0.8.4
-nbconvert==5.6.1
+nbconvert==6.3.0
 nbformat==5.0.4
 notebook==6.0.3
 pandocfilters==1.4.2