diff --git a/dev-requirements.txt b/dev-requirements.txt
index b6fa34539..0ba884c28 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -14,7 +14,7 @@ dodgy==0.2.1  # Look for uploaded secrets
 flake8-commas==2.0.0  # Require silicon valley commas
 flake8-quotes==2.1.1  # Require single quotes
 flake8==3.7.9  # Lint
-freezegun==0.3.12
+freezegun==0.3.13
 isort==4.3.21  # Lint imports
 mypy==0.761  # Type checking
 pip_check_reqs==2.0.3