diff --git a/requirements-dev.txt b/requirements-dev.txt
index b2fad4e03..a8d14ba2d 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -17,7 +17,7 @@ isort==5.10.1
 time-machine==2.5.0
 
 # Convert jupyter notebooks to markdown documents
-nbconvert==6.3.0
+nbconvert==6.4.0
 
 # mypy types
 types-cachetools==4.2.7