CI: Upgrade `tox`

[ppu.git] / appveyor.yml

diff --git a/appveyor.yml b/appveyor.yml
index 6cc5ecf15de2c5a0f72c4284ac4e3496f11eca8e..605635bc2006f9d9a72e0c418c4a55b172a192a0 100644 (file)
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -65,7 +65,7 @@ install:
   - "python --version"
   - "python -c \"import struct; print(struct.calcsize('P') * 8)\""
   - "python -m pip install --upgrade \"pip<21\" \"setuptools<44\""
-  - "pip install --upgrade \"tox<3.1\" ppu"
+  - "pip install --upgrade \"tox>=3.15\" ppu"
   - "pip --version"
 
 # No build step - we don't have C extensions