diff --git a/client/nginx.go b/client/nginx.go
index 4c609053..563624b1 100644
--- a/client/nginx.go
+++ b/client/nginx.go
@@ -184,8 +184,8 @@ type Responses struct {
 // Sessions represents stream session related stats.
 type Sessions struct {
 	Sessions2xx uint64 `json:"2xx"`
-	Sessions4xx uint64 `josn:"4xx"`
-	Sessions5xx uint64 `josn:"5xx"`
+	Sessions4xx uint64 `json:"4xx"`
+	Sessions5xx uint64 `json:"5xx"`
 	Total       uint64
 }