diff --git a/.drone.yml b/.drone.yml
index 16e3bb8e..a15d7221 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -3,7 +3,7 @@ pipeline:
     image: python:${PYTHON_VERSION}-alpine${ALPINE_VERSION}
     pull: true
     commands:
-      - pip install tox
+      - pip install tox==3.10.0
       - tox
       - apk add --no-cache borgbackup
       - tox -e end-to-end
diff --git a/tox.ini b/tox.ini
index 17ddb438..3384636a 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,6 +1,7 @@
 [tox]
 envlist = py3
 skipsdist = True
+minversion = 3.10.0
 
 [testenv]
 usedevelop = True