README.md in fluent-plugin-redis-enrichment-1.0.1 vs README.md in fluent-plugin-redis-enrichment-1.0.2

@@ -1,9 +1,17 @@
 # fluent-plugin-redis-enrichment
 
 Filter plugin that allow to update record with data fetch from redis.
 
+## Behaviour
+
+- try to do record enrichment using redis content,
+- fetch redis data based on a key that can be hardcoded or in the record
+- enrich record with redis fetched data
+- in case of failure in the processing, skip enrichment and let processing
+  continue on record
+
 ## Installation
 
 
 Manual install, by executing:
 
@@ -13,11 +21,21 @@
 
     $ bundle add fluent-plugin-redis-enrichment
 
 ## Compatibility
 
+### 1.x.x
+
+plugin in 1.x.x will work with:
 - ruby >= 2.4.10
 - td-agent >= 3.8.1-0
+
+and so use:
+- redis > 4, < 5
+
+### 2.x.x
+
+will come next !
 
 ## Configuration
 
 ### template
 You can generate configuration template: