diff --git a/notebooks/session_05-record_linkage/requirements.txt b/notebooks/session_05-record_linkage/requirements.txt
index ba41d70..c089123 100644
--- a/notebooks/session_05-record_linkage/requirements.txt
+++ b/notebooks/session_05-record_linkage/requirements.txt
@@ -16,7 +16,7 @@ jupyter-console==5.0.0
 jupyter-core==4.2.0
 MarkupSafe==0.23
 mistune==0.7.3
-nbconvert==4.2.0
+nbconvert==6.3.0
 nbformat==4.1.0
 notebook==4.2.3
 numpy==1.11.2