diff --git a/requirements.dev.txt b/requirements.dev.txt
index cf71678..e6e0478 100644
--- a/requirements.dev.txt
+++ b/requirements.dev.txt
@@ -1 +1 @@
-freezegun==1.2.*
\ No newline at end of file
+freezegun==1.4.*
\ No newline at end of file