diff --git a/Oqtane.Server/Pages/Files.cshtml.cs b/Oqtane.Server/Pages/Files.cshtml.cs
index 4105262e..f01cd0b7 100644
--- a/Oqtane.Server/Pages/Files.cshtml.cs
+++ b/Oqtane.Server/Pages/Files.cshtml.cs
@@ -133,19 +133,10 @@ namespace Oqtane.Pages
                 }
             }
 
-            string etag;
+            string etag = Convert.ToString(file.ModifiedOn.Ticks ^ file.Size, 16);
             string downloadName = file.Name;
             string filepath = _files.GetFilePath(file);
 
-            if (Request.QueryString.HasValue)
-            {
-                etag = Utilities.GenerateSimpleHash16($"{file.ModifiedOn.Ticks}:{file.Size}:{Request.QueryString.Value}");
-            }
-            else
-            {
-                etag = Convert.ToString(file.ModifiedOn.Ticks ^ file.Size, 16);
-            }
-
             var header = "";
             if (HttpContext.Request.Headers.TryGetValue(HeaderNames.IfNoneMatch, out var ifNoneMatch))
             {
diff --git a/Oqtane.Shared/Shared/Utilities.cs b/Oqtane.Shared/Shared/Utilities.cs
index 30e25bb2..ee4586b0 100644
--- a/Oqtane.Shared/Shared/Utilities.cs
+++ b/Oqtane.Shared/Shared/Utilities.cs
@@ -620,19 +620,6 @@ namespace Oqtane.Shared
             }
         }
 
-        public static string GenerateSimpleHash16(string text)
-        {
-            unchecked // prevent overflow exception
-            {
-                long hash = 23;
-                foreach (char c in text)
-                {
-                    hash = hash * 31 + c;
-                }
-                return hash.ToString("X16");
-            }
-        }
-
         [Obsolete("ContentUrl(Alias alias, int fileId) is deprecated. Use FileUrl(Alias alias, int fileId) instead.", false)]
         public static string ContentUrl(Alias alias, int fileId)
         {