diff --git a/mogi/requirements-freeze.txt b/mogi/requirements-freeze.txt
old mode 100755
new mode 100644
index d81d56f..c794cc1
--- a/mogi/requirements-freeze.txt
+++ b/mogi/requirements-freeze.txt
@@ -64,7 +64,7 @@ Jinja2==2.10.3
 jsonpickle==1.2
 jsonschema==3.2.0
 jupyter-client==5.3.4
-jupyter-core==4.6.1
+jupyter-core==4.11.2
 kiwisolver==1.1.0
 kombu==4.6.7
 lxml==4.4.2