11

gx_api/GxPress/Api/GxPress.Api/Startup.cs

@@ -112,7 +112,7 @@ namespace GxPress.Api
         {
             var provider = new FileExtensionContentTypeProvider();
             // Add new mappings
-            provider.Mappings[".epub"] = "application/x-msdownload";
+            provider.Mappings[".epub"] = "application/octet-stream";
             if (env.IsDevelopment())
             {
                 app.UseDeveloperExceptionPage();