diff --git a/requirements.txt b/requirements.txt
index 8a9cb3b..c495548 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -38,6 +38,6 @@ sphinxcontrib-jsmath==1.0.1
 sphinxcontrib-qthelp==1.0.3
 sphinxcontrib-serializinghtml==1.1.4
 sysv-ipc==1.0.1
-urllib3==1.25.8
+urllib3==1.26.5
 wcwidth==0.1.8
 zipp==3.1.0