X-Git-Url: https://git.auder.net/?a=blobdiff_plain;f=client%2Fsrc%2Fvariants%2FSwap.js;h=4d97ae934fbe4e1cf913fc9e11d15cba1aff3045;hb=c3ff3a0c807d97c0311a06491318fe02440266db;hp=071b21d4ca5b810b324f208de96fbbc15c4e8db3;hpb=0e0ffdddc2d93cac3ccf5ca556b2f47cbfef0228;p=vchess.git

diff --git a/client/src/variants/Swap.js b/client/src/variants/Swap.js
index 071b21d4..4d97ae93 100644
--- a/client/src/variants/Swap.js
+++ b/client/src/variants/Swap.js
@@ -34,7 +34,7 @@ export class SwapRules extends ChessRules {
   }
 
   getPPpath(m) {
-    if (m.vanish.length == 1) return super.getPPpath(m);
+    if (m.appear.length == 1) return super.getPPpath(m);
     // Swap promotion:
     return m.appear[1].c + m.appear[1].p;
   }