diff --git a/requirements.txt b/requirements.txt
index 033ae9fa77d..17759b9d14f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -61,7 +61,7 @@ python-dateutil==2.*
 pytz==2026.*
 # pinned for https://github.com/andfoy/pywinpty/issues/545, which also holds
 # the bundled Python on 3.13 (see pkg/python-version.txt)
-pywinpty==2.0.*; sys_platform=="win32"
+pywinpty==3.1.*; sys_platform=="win32"
 qrcode[pil]==8.*
 setuptools<82; python_version <= '3.9'
 setuptools==84.*; python_version > '3.9'