diff --git a/CEMENT_REG/requirements.txt b/CEMENT_REG/requirements.txt
index 486708e..cc51be3 100644
--- a/CEMENT_REG/requirements.txt
+++ b/CEMENT_REG/requirements.txt
@@ -68,7 +68,7 @@ pyrsistent==0.16.0
 python-dateutil==2.8.1
 pytz==2019.3
 PyWavelets==1.1.1
-pywin32==227
+pywin32==301
 pywinpty==0.5.7
 PyYAML==5.3.1
 pyzmq==19.0.1