diff --git a/requirements-dev.txt b/requirements-dev.txt
index c25f7cedd..2b83c87ba 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -14,7 +14,7 @@ pytest-mock==3.6.1
 pytest-random-order==1.0.4
 isort==5.10.1
 # For datetime mocking
-time-machine==2.5.0
+time-machine==2.6.0
 
 # Convert jupyter notebooks to markdown documents
 nbconvert==6.4.0