diff --git a/src/emucore/CartF8.cxx b/src/emucore/CartF8.cxx
index 59d9f174e..1df36c174 100644
--- a/src/emucore/CartF8.cxx
+++ b/src/emucore/CartF8.cxx
@@ -35,7 +35,6 @@ CartridgeF8::CartridgeF8(const BytePtr& image, uInt32 size, const string& md5,
      md5 == "75ea60884c05ba496473c23a58edf12f" ||  // 8-in-1 Yars Revenge
      md5 == "75ee371ccfc4f43e7d9b8f24e1266b55" ||  // Snow White
      md5 == "74c8a6f20f8adaa7e05183f796eda796" ||  // Tricade Demo
-     md5 == "9905f9f4706223dadee84f6867ede8e3" ||  // Challenge
      md5 == "3c7a7b3a0a7e6319b2fa0f923ef6c9af")    // Racer Prototype
     ? 0 : 1;
 }