diff --git a/06-sdks/exercises/python_SDK/requirements.txt b/06-sdks/exercises/python_SDK/requirements.txt
index c8618d0..fd087da 100644
--- a/06-sdks/exercises/python_SDK/requirements.txt
+++ b/06-sdks/exercises/python_SDK/requirements.txt
@@ -26,7 +26,7 @@ matplotlib==2.1.1
 mistune==0.8.3
 nbconvert==5.3.1
 nbformat==4.4.0
-notebook==5.2.2
+notebook==6.1.5
 numpy==1.14.0
 pandas==0.22.0
 pandocfilters==1.4.2