diff --git a/tests/requirements.txt b/tests/requirements.txt
index c63da57..272ab7c 100644
--- a/tests/requirements.txt
+++ b/tests/requirements.txt
@@ -1,4 +1,4 @@
 codecov ~=2.1
-docker ~=4.4
+docker ~=6.1
 semantic-version ~=2.6
 mock ~=3.0.5  ; python_version < '3.3'