diff --git a/sample-python/requirements.txt b/sample-python/requirements.txt
index d789564800..5b454701b2 100644
--- a/sample-python/requirements.txt
+++ b/sample-python/requirements.txt
@@ -28,7 +28,7 @@ matplotlib==3.5.1
 mistune==0.8.3
 nbconvert==5.4.0
 nbformat==4.4.0
-nltk==3.3
+nltk==3.9.4
 notebook==5.7.0
 oauthlib==2.1.0
 pandas==2.2.2
@@ -46,7 +46,7 @@ PySocks==1.6.8
 python-dateutil==2.8.2
 pytz==2020.1
 qtconsole==4.4.1
-requests==2.19.1
+requests==2.33.0
 requests-oauthlib==1.0.0
 Send2Trash==1.5.0
 simplegeneric==0.8.1