diff --git a/Python/flight delay/requirements.txt b/Python/flight delay/requirements.txt
index 154e752..960ad7a 100644
--- a/Python/flight delay/requirements.txt	
+++ b/Python/flight delay/requirements.txt	
@@ -70,7 +70,7 @@ MarkupSafe==1.1.1
 matplotlib==3.2.1
 mccabe==0.6.1
 mistune==0.8.4
-nbconvert==5.6.1
+nbconvert==6.3.0
 nbformat==5.0.6
 nltk==3.6.6
 notebook==6.4.1