diff --git a/demo/graphtutorial/requirements.txt b/demo/graphtutorial/requirements.txt
index a577567..2bc1ee3 100644
--- a/demo/graphtutorial/requirements.txt
+++ b/demo/graphtutorial/requirements.txt
@@ -8,7 +8,7 @@ idna==3.4
 msal==1.20.0
 msal-extensions==1.0.0
 msgraph-core==0.2.2
-portalocker==2.5.1
+portalocker==2.6.0
 pycparser==2.21
 PyJWT==2.6.0
 requests==2.28.1