diff --git a/pkg/handlers/handlers.go b/pkg/handlers/handlers.go
index fce170b5..e944daf1 100644
--- a/pkg/handlers/handlers.go
+++ b/pkg/handlers/handlers.go
@@ -7,8 +7,8 @@ package handlers
 
 import "net/http"
 
-const JSONMimeType = "application/json; charset=utf-8"
-const HeaderNameContentType = "Content-Type"
+const jsonMimeType = "application/json; charset=utf-8"
+const headerNameContentType = "Content-Type"
 
 func New() http.Handler {
 	mux := http.NewServeMux()
diff --git a/pkg/handlers/healthz_handler.go b/pkg/handlers/healthz_handler.go
index 9e34407e..d96c3b57 100644
--- a/pkg/handlers/healthz_handler.go
+++ b/pkg/handlers/healthz_handler.go
@@ -19,7 +19,7 @@ type healthzHandler struct{}
 func (h healthzHandler) ServeHTTP(responseWriter http.ResponseWriter, _ *http.Request) {
 	response := healthzResponse{"OK"}
 	js, _ := json.Marshal(response)
-	responseWriter.Header().Set(HeaderNameContentType, JSONMimeType)
+	responseWriter.Header().Set(headerNameContentType, jsonMimeType)
 	_, _ = responseWriter.Write(js)
 }