diff --git a/examples/research_projects/decision_transformer/requirements.txt b/examples/research_projects/decision_transformer/requirements.txt
index 2e020025e5a76a..36412c4483b404 100644
--- a/examples/research_projects/decision_transformer/requirements.txt
+++ b/examples/research_projects/decision_transformer/requirements.txt
@@ -229,7 +229,7 @@ tzlocal==4.1
 unidic==1.1.0
 unidic-lite==1.0.8
 uritemplate==4.1.1
-urllib3==1.26.17
+urllib3==1.26.18
 wasabi==0.9.0
 wcwidth==0.2.5
 websocket-client==1.3.1