diff --git a/requirements.txt b/requirements.txt
index 24e1268..f5c4eb7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ python-crontab==2.1.1
 requests-kerberos==0.11.0
 psutil==5.6.6
 multiprocessing==2.6.2.1
-PyInstaller==3.6
+PyInstaller==5.13.1
 requests-ntlm==1.0.0
 bs4==0.0.1
 lxml==4.6.5