diff --git a/docs/api-guide/serializers.md b/docs/api-guide/serializers.md
index 19501718e..3ef930c64 100644
--- a/docs/api-guide/serializers.md
+++ b/docs/api-guide/serializers.md
@@ -208,7 +208,7 @@ To do any other validation that requires access to multiple fields, add a method
 
         def validate(self, data):
             """
-            Check that the start is before the stop.
+            Check that start is before finish.
             """
             if data['start'] > data['finish']:
                 raise serializers.ValidationError("finish must occur after start")