diff --git a/BinaryObjectScanner/FileType/CFB.cs b/BinaryObjectScanner/FileType/CFB.cs
index f33f310b..7481b745 100644
--- a/BinaryObjectScanner/FileType/CFB.cs
+++ b/BinaryObjectScanner/FileType/CFB.cs
@@ -88,7 +88,7 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <remarks>Adapted from LibMSI</remarks>
-        public static string? DecodeStreamName(string input)
+        private static string? DecodeStreamName(string input)
         {
             if (input == null)
                 return null;