diff --git a/requirements_dev.txt b/requirements_dev.txt
index 3f58bbed..937902b3 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -11,5 +11,5 @@ numpy>=1.19.0
 
 pytest==6.2.4
 pyyaml>=5.4.1
-jsonschema
+jsonschema==3.2.0
 typing_extensions