diff --git a/docs/requirements.txt b/docs/requirements.txt
index c307982..19f626a 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -34,7 +34,7 @@ matplotlib==3.0.2
 -e git+https://github.com/gregmedlock/Medusa.git@bc4a72f2e4f1ead9b845411e175a31c5019fa6e1#egg=medusa_cobra
 mistune==0.8.4
 mpmath==1.0.0
-nbconvert==5.3.1
+nbconvert==6.5.1
 nbformat==4.4.0
 nbsphinx==0.3.5
 notebook==6.4.1
diff --git a/requirements.txt b/requirements.txt
index 0e7d314..d53e711 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -32,7 +32,7 @@ matplotlib==3.0.2
 -e git+https://github.com/gregmedlock/Medusa.git@4191b1c82ae4b4e56fce50ad5eafc85ae8b99f81#egg=medusa_cobra
 mistune==0.8.4
 mpmath==1.0.0
-nbconvert==5.3.1
+nbconvert==6.5.1
 nbformat==4.4.0
 nbsphinx==0.3.5
 notebook==6.4.1