diff --git a/readme.md b/readme.md
index 71fcef5..db79bb5 100644
--- a/readme.md
+++ b/readme.md
@@ -9,8 +9,8 @@ __Requirements__:
 
 ## Good to know
 
-- FlowStream files must be generated manually and stored in `/databases/flowstreams/{name|id}.flow`
-- FlowStream identifier is taken from the filename. E.g., `registration.flow`, identifier is `registration`
+- FlowStream files must be generated manually and stored in `/databases/flowstreams/{name|id}.json`
+- FlowStream identifier is taken from the filename. E.g., `registration.json`, identifier is `registration`
 - How to edit FlowStream? Visit <http://127.0.0.1:8000/flowstreams/?token=YOUR_TOKEN_GENERATED_BY_THE_APP>
 - FlowStreams are part of the main thread (Flow worker is disabled)