diff --git a/web/error.go b/web/error.go
index 42ab123..a88a51e 100644
--- a/web/error.go
+++ b/web/error.go
@@ -7,6 +7,7 @@ type HTTPError struct {
 	Data    interface{} `json:"data,omitempty" swaggerignore:"true"`
 }
 
+// Error strings used for HTTPError.Message.
 const (
 	APIErrorInvalidRequestFormat = "Invalid Request Format"
 	APIErrorInternalDatabase     = "Internal Database Error"
diff --git a/web/response.go b/web/response.go
index a73bd56..698cf92 100644
--- a/web/response.go
+++ b/web/response.go
@@ -4,6 +4,7 @@ import (
 	"github.com/gin-gonic/gin"
 )
 
+// MIME type strings.
 const (
 	ContentTypeJSON = "application/json"
 	ContentTypeJS   = "application/javascript"