diff --git a/requirements_dev.txt b/requirements_dev.txt
index 81d672805..25709078c 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -7,4 +7,4 @@ setuptools==75.3.0
 wheel==0.41.3
 
 # Requirements for running tests
-mongomock==4.2.0.post1
+mongomock==4.3.0