diff --git a/examples/timeseries/timeseries_requirements.txt b/examples/timeseries/timeseries_requirements.txt
index d79436e..9ca0b06 100644
--- a/examples/timeseries/timeseries_requirements.txt
+++ b/examples/timeseries/timeseries_requirements.txt
@@ -23,7 +23,7 @@ jupyter-core==4.4.0
 MarkupSafe==1.0
 matplotlib==2.1.0
 mistune==0.8
-nbconvert==5.3.1
+nbconvert==6.3.0
 nbformat==4.4.0
 nltk==3.2.5
 notebook==5.2.0