diff --git a/Lombiq.HelpfulLibraries.AspNetCore/Security/ApplicationBuilderExtensions.cs b/Lombiq.HelpfulLibraries.AspNetCore/Security/ApplicationBuilderExtensions.cs
index 01c6f555..1f6dcef5 100644
--- a/Lombiq.HelpfulLibraries.AspNetCore/Security/ApplicationBuilderExtensions.cs
+++ b/Lombiq.HelpfulLibraries.AspNetCore/Security/ApplicationBuilderExtensions.cs
@@ -62,7 +62,7 @@ public static IApplicationBuilder UseContentSecurityPolicyHeader(this IApplicati
     /// than early 2014) and legacy versions of Firefox will use the declared content type (if one is set), rather than
     /// performing MIME-sniffing.
     /// </para></remarks>
-    public static IApplicationBuilder UseContentTypeOptionsHeader(this IApplicationBuilder app) =>
+    public static IApplicationBuilder UseNosniffContentTypeOptionsHeader(this IApplicationBuilder app) =>
         app.Use(async (context, next) =>
         {
             const string key = "X-Content-Type-Options";
diff --git a/Lombiq.HelpfulLibraries.OrchardCore/Security/OrchardCoreBuilderExtensions.cs b/Lombiq.HelpfulLibraries.OrchardCore/Security/OrchardCoreBuilderExtensions.cs
index d5dd1a3a..c5e4f8c1 100644
--- a/Lombiq.HelpfulLibraries.OrchardCore/Security/OrchardCoreBuilderExtensions.cs
+++ b/Lombiq.HelpfulLibraries.OrchardCore/Security/OrchardCoreBuilderExtensions.cs
@@ -56,7 +56,7 @@ public static OrchardCoreBuilder ConfigureSecurityDefaults(this OrchardCoreBuild
             services => services.AddAntiClickjackingContentSecurityPolicyProvider(),
             app => app
                 .UseContentSecurityPolicyHeader(allowInline: true)
-                .UseContentTypeOptionsHeader(),
+                .UseNosniffContentTypeOptionsHeader(),
             order: 99);
         return builder
             .ConfigureAntiForgeryAlwaysSecure()