diff --git a/enem-2/requirements.txt b/enem-2/requirements.txt
index c1fefea..2b11788 100644
--- a/enem-2/requirements.txt
+++ b/enem-2/requirements.txt
@@ -20,7 +20,7 @@ jupyter-core==4.4.0
 MarkupSafe==1.0
 mistune==0.8.3
 more-itertools==4.2.0
-nbconvert==5.3.1
+nbconvert==6.5.1
 nbformat==4.4.0
 notebook==5.5.0
 numpy==1.14.5