diff --git a/src/Microsoft.AspNetCore.StaticFiles/Helpers.cs b/src/Microsoft.AspNetCore.StaticFiles/Helpers.cs
index 720d7ba163..733377cef3 100644
--- a/src/Microsoft.AspNetCore.StaticFiles/Helpers.cs
+++ b/src/Microsoft.AspNetCore.StaticFiles/Helpers.cs
@@ -18,20 +18,9 @@ namespace Microsoft.AspNetCore.StaticFiles
             return hostingEnv.WebRootFileProvider;
         }
 
-
         internal static bool IsGetOrHeadMethod(string method)
         {
-            return IsGetMethod(method) || IsHeadMethod(method);
-        }
-
-        internal static bool IsGetMethod(string method)
-        {
-            return string.Equals("GET", method, StringComparison.OrdinalIgnoreCase);
-        }
-
-        internal static bool IsHeadMethod(string method)
-        {
-            return string.Equals("HEAD", method, StringComparison.OrdinalIgnoreCase);
+            return HttpMethods.IsGet(method) || HttpMethods.IsHead(method);
         }
 
         internal static bool PathEndsInSlash(PathString path)
diff --git a/src/Microsoft.AspNetCore.StaticFiles/HtmlDirectoryFormatter.cs b/src/Microsoft.AspNetCore.StaticFiles/HtmlDirectoryFormatter.cs
index 75bed5ddae..dba8d507cf 100644
--- a/src/Microsoft.AspNetCore.StaticFiles/HtmlDirectoryFormatter.cs
+++ b/src/Microsoft.AspNetCore.StaticFiles/HtmlDirectoryFormatter.cs
@@ -48,7 +48,7 @@ namespace Microsoft.AspNetCore.StaticFiles
 
             context.Response.ContentType = TextHtmlUtf8;
 
-            if (Helpers.IsHeadMethod(context.Request.Method))
+            if (HttpMethods.IsHead(context.Request.Method))
             {
                 // HEAD, no response body
                 return Constants.CompletedTask;
diff --git a/src/Microsoft.AspNetCore.StaticFiles/StaticFileContext.cs b/src/Microsoft.AspNetCore.StaticFiles/StaticFileContext.cs
index 1f04360dd5..e1e77acc39 100644
--- a/src/Microsoft.AspNetCore.StaticFiles/StaticFileContext.cs
+++ b/src/Microsoft.AspNetCore.StaticFiles/StaticFileContext.cs
@@ -111,8 +111,8 @@ namespace Microsoft.AspNetCore.StaticFiles
         public bool ValidateMethod()
         {
             _method = _request.Method;
-            _isGet = Helpers.IsGetMethod(_method);
-            _isHead = Helpers.IsHeadMethod(_method);
+            _isGet = HttpMethods.IsGet(_method);
+            _isHead = HttpMethods.IsHead(_method);
             return _isGet || _isHead;
         }