diff --git a/Program.cs b/Program.cs
index 790f10b..981aa7c 100644
--- a/Program.cs
+++ b/Program.cs
@@ -18,7 +18,7 @@ static void Main(string[] args)
             using FileStream input = File.OpenRead(args[0]);
             BinaryReader br = new(input);
 
-            if (new(br.ReadChars(4) != "DCPK")
+            if (new string(br.ReadChars(4)) != "DCPK")
                 throw new System.Exception("Not a Minor Key Games CPK file.");
 
             int fileNum = br.ReadInt32();