diff --git a/chess_uci/src/lib.rs b/chess_uci/src/lib.rs
index 5f00a53..46b921b 100644
--- a/chess_uci/src/lib.rs
+++ b/chess_uci/src/lib.rs
@@ -91,9 +91,14 @@ impl<Fi: Read, Fo:  Write> UciEngine<Fi, Fo> {
     ///
     /// uci.make_move(ChessMove::from_str("e2e4").expect("error converting e2e4"));
     /// ```
-    pub fn make_move(&mut self, chess_move: ChessMove) {
-        self.game.make_move(chess_move);
-        self.push(GuiCommand::Position { position: Some(self.initial), moves: self.game.actions().to_vec() })
+    pub fn make_move(&mut self, chess_move: ChessMove) -> bool {
+        if  self.game.make_move(chess_move) {
+            self.push(GuiCommand::Position { position: Some(self.initial), moves: self.game.actions().to_vec() });
+            true
+        } else {
+            false
+        }
+
     }