diff --git a/src/ChessArbiter.cpp b/src/ChessArbiter.cpp
index a6dddf3..30fc078 100644
--- a/src/ChessArbiter.cpp
+++ b/src/ChessArbiter.cpp
@@ -531,7 +531,7 @@ std::string ChessArbiter::ParseSAN(const std::string &SANMove) {
 }
 
 char ChessArbiter::ParseSANPromotion(const std::string &SANMove){
-  if(SANMove.length()>=4 && SANMove[0] - 'a' < 8 && SANMove[2]=='='){
+  if(SANMove.length()>=4 && SANMove[2]=='='){
     char p=SANMove[3]; // Must be upper
     if(p=='Q' || p=='R' || p=='B' || p=='N'){
       return p;
diff --git a/tests/chessarbiter.cpp b/tests/chessarbiter.cpp
index 96b5f3b..2b6bdec 100644
--- a/tests/chessarbiter.cpp
+++ b/tests/chessarbiter.cpp
@@ -496,6 +496,10 @@ TEST_CASE("Specific bugs found on a game", "[BugFixes]") {
   CHECK(p == 'N');
   p=a.ParseSANPromotion("d8=B+");
   CHECK(p == 'B');
-  p=a.ParseSANPromotion("d8=R");
+  p=a.ParseSANPromotion("h1=R");
+  CHECK(p == 'R');
+  p=a.ParseSANPromotion("a1=R");
+  CHECK(p == 'R');
+  p=a.ParseSANPromotion("c1=R");
   CHECK(p == 'R');
 }
\ No newline at end of file