diff --git a/requirements.txt b/requirements.txt
index 7077595..f902d57 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -152,7 +152,7 @@ pytest-remotedata==0.3.2
 python-dateutil==2.8.0
 pytz==2019.3
 PyWavelets==1.0.3
-pywin32==223
+pywin32==301
 pywinpty==0.5.5
 PyYAML==5.1.2
 pyzmq==18.1.0
@@ -365,7 +365,7 @@ pytest-remotedata==0.3.2
 python-dateutil==2.8.0
 pytz==2019.3
 PyWavelets==1.0.3
-pywin32==223
+pywin32==301
 pywinpty==0.5.5
 PyYAML==5.1.2
 pyzmq==18.1.0