diff --git a/README.md b/README.md
index 35dffab..6f991ce 100644
--- a/README.md
+++ b/README.md
@@ -141,4 +141,14 @@ for Slf4J + Logback
 logging:
   level:
     me.bvn13.openfeign.logger.NormalizedFeignLogger: DEBUG
+```
+
+### 5) Don't forget to specify FULL log level for your API class
+
+```yaml
+feign:
+  client:
+    config:
+      auth:
+        logger-level: FULL
 ```
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