diff --git a/huggingface/pytorch-transformers-master/docs/requirements.txt b/huggingface/pytorch-transformers-master/docs/requirements.txt
old mode 100755
new mode 100644
index 112beb3..055127b
--- a/huggingface/pytorch-transformers-master/docs/requirements.txt
+++ b/huggingface/pytorch-transformers-master/docs/requirements.txt
@@ -25,4 +25,4 @@ sphinxcontrib-htmlhelp==1.0.2
 sphinxcontrib-jsmath==1.0.1
 sphinxcontrib-qthelp==1.0.2
 sphinxcontrib-serializinghtml==1.1.3
-urllib3==1.25.3
+urllib3==1.26.5