diff --git a/code/requirements.txt b/code/requirements.txt
index ad63fef..bfb463e 100644
--- a/code/requirements.txt
+++ b/code/requirements.txt
@@ -87,7 +87,7 @@ nbformat==4.4.0
 networkx==1.11
 nltk==3.4.5
 nose==1.3.7
-notebook==5.7.8
+notebook==6.4.12
 numba==0.35.0+10.g143f70e
 numexpr==2.6.2
 numpy==1.13.1
diff --git a/requirements.txt b/requirements.txt
index d72027e..99c4033 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -88,7 +88,7 @@ nbformat==4.4.0
 networkx==1.11
 nltk==3.4.5
 nose==1.3.7
-notebook==5.7.8
+notebook==6.4.12
 numba==0.35.0+10.g143f70e
 numexpr==2.6.2
 numpy==1.13.1
diff --git a/submission/requirements.txt b/submission/requirements.txt
index 8480463..532e93a 100644
--- a/submission/requirements.txt
+++ b/submission/requirements.txt
@@ -88,7 +88,7 @@ nbformat==4.4.0
 networkx==1.11
 nltk==3.4.5
 nose==1.3.7
-notebook==5.7.8
+notebook==6.4.12
 numba==0.35.0+10.g143f70e
 numexpr==2.6.2
 numpy==1.13.1