diff --git a/Routing-error-handlers.md b/Routing-error-handlers.md
index 6b14477..24fba62 100644
--- a/Routing-error-handlers.md
+++ b/Routing-error-handlers.md
@@ -69,7 +69,7 @@ func fireProblem(ctx iris.Context) {
 }
 ```
 
-**Output**
+**Outputs "application/problem+json"**
 
 ```json
 {