diff --git a/docsrc/requirements.txt b/docsrc/requirements.txt
index 816dbe0..8f31a6c 100644
--- a/docsrc/requirements.txt
+++ b/docsrc/requirements.txt
@@ -21,4 +21,4 @@ sphinxcontrib-htmlhelp==1.0.3
 sphinxcontrib-jsmath==1.0.1
 sphinxcontrib-qthelp==1.0.3
 sphinxcontrib-serializinghtml==1.1.4
-urllib3==1.26.4
+urllib3==1.26.5