1 files changed, 4 insertions, 2 deletions
diff --git a/src/ChessArbiter.cpp b/src/ChessArbiter.cpp
index fdda48d..8612fc4 100644
--- a/src/ChessArbiter.cpp
+++ b/src/ChessArbiter.cpp
@@ -178,8 +178,10 @@ bool ChessArbiter::Play(const std::string &move, char promote) {
       return (false);
     }
 
-    // Don't forget the plus sign on the SAN move
-    if(IsCheck(fen.player)){
+    // Don't forget the plus and # sign on the SAN moves
+    if(IsCheckMate()){
+      SAN+="#";
+    } else if(IsCheck(fen.player)){
       SAN+="+";
     }