diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index e90c92e..1bf21ab
--- a/requirements.txt
+++ b/requirements.txt
@@ -45,7 +45,7 @@ protobuf==3.10.0
 pyasn1==0.4.7
 pyasn1-modules==0.2.7
 pycryptodome==3.4.3
-PyJWT==1.7.1
+PyJWT==2.4.0
 Pyrebase==3.0.27
 python-jwt==2.0.1
 pytz==2019.3