diff --git a/modules/openapi-generator/src/main/resources/python/model_generic.mustache b/modules/openapi-generator/src/main/resources/python/model_generic.mustache
index 6b3ca7a5c56..f7c08b393d2 100644
--- a/modules/openapi-generator/src/main/resources/python/model_generic.mustache
+++ b/modules/openapi-generator/src/main/resources/python/model_generic.mustache
@@ -40,7 +40,7 @@ class {{classname}}({{#parent}}{{{.}}}{{/parent}}{{^parent}}BaseModel{{/parent}}
         {{#required}}
         {{#isNullable}}
         if value is None:
-            return v
+            return value
 
         {{/isNullable}}
         {{/required}}