diff --git a/requirements.txt b/requirements.txt
index 58da283..4164b83 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 pyserial==3.4
 PyUserInput==0.1.11
-pywin32==227
+pywin32==301
 six==1.14.0