diff --git a/projects/mtg/include/GameOptions.h b/projects/mtg/include/GameOptions.h
index 9d048a09a..bcf6c2be3 100644
--- a/projects/mtg/include/GameOptions.h
+++ b/projects/mtg/include/GameOptions.h
@@ -163,6 +163,7 @@ class GameOptions {
 
  private:
   vector<GameOption*> values;
+  vector<string> unknown;
 };
 
 class GameSettings{
diff --git a/projects/mtg/src/GameOptions.cpp b/projects/mtg/src/GameOptions.cpp
index 85bebff5a..a23d2a1cf 100644
--- a/projects/mtg/src/GameOptions.cpp
+++ b/projects/mtg/src/GameOptions.cpp
@@ -273,8 +273,10 @@ int GameOptions::load(){
       string name = s.substr(0,found);
       string val = s.substr(found+1);
       int id = Options::getID(name);      
-      if(id == INVALID_OPTION)
+      if(id == INVALID_OPTION){
+        unknown.push_back(s);
         continue;
+      }
 
       (*this)[id].read(val);
     }
@@ -306,6 +308,9 @@ int GameOptions::save(){
       opt->write(&file, name);
     }
     
+    for(vector<string>::size_type t=0;t<unknown.size();t++){
+      file<<unknown[t]<<"\n";
+    }
     file.close();
   }
   return 1;